Home / 38,075.40-57,113.10-10,373.40

Finding the Fourth Proportional to 38,075.40, 57,113.10 and 10,373.40

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Solution

The fourth proportional to 38,075.40, 57,113.10 and 10,373.40 is: 15,560.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,075.40 : 57,113.10 = 10,373.40 : x
  2. Step 2: Convert to fraction form
    38,075.40/57,113.10 = 10,373.40/x
  3. Step 3: Cross multiply
    38,075.40x = 57,113.10 × 10,373.40
  4. Step 4: Simplify right side
    38,075.40x = 592,457,031.54
  5. Step 5: Solve for x
    x = 592,457,031.54/38,075.40
  6. Step 6: Final answer
    x = 15,560.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.