Home / 38,750.18-57,728.28-37,339.16

Finding the Fourth Proportional to 38,750.18, 57,728.28 and 37,339.16

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Solution

The fourth proportional to 38,750.18, 57,728.28 and 37,339.16 is: 55,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,750.18 : 57,728.28 = 37,339.16 : x
  2. Step 2: Convert to fraction form
    38,750.18/57,728.28 = 37,339.16/x
  3. Step 3: Cross multiply
    38,750.18x = 57,728.28 × 37,339.16
  4. Step 4: Simplify right side
    38,750.18x = 2,155,525,296.75
  5. Step 5: Solve for x
    x = 2,155,525,296.75/38,750.18
  6. Step 6: Final answer
    x = 55,626.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.