Home / 65,015.90-97,329.45-38,707.10

Finding the Fourth Proportional to 65,015.90, 97,329.45 and 38,707.10

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Solution

The fourth proportional to 65,015.90, 97,329.45 and 38,707.10 is: 57,944.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,015.90 : 97,329.45 = 38,707.10 : x
  2. Step 2: Convert to fraction form
    65,015.90/97,329.45 = 38,707.10/x
  3. Step 3: Cross multiply
    65,015.90x = 97,329.45 × 38,707.10
  4. Step 4: Simplify right side
    65,015.90x = 3,767,340,754.10
  5. Step 5: Solve for x
    x = 3,767,340,754.10/65,015.90
  6. Step 6: Final answer
    x = 57,944.91

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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.