Home / 69,017.28-95,250.36-38,810.16

Finding the Fourth Proportional to 69,017.28, 95,250.36 and 38,810.16

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Solution

The fourth proportional to 69,017.28, 95,250.36 and 38,810.16 is: 53,561.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,017.28 : 95,250.36 = 38,810.16 : x
  2. Step 2: Convert to fraction form
    69,017.28/95,250.36 = 38,810.16/x
  3. Step 3: Cross multiply
    69,017.28x = 95,250.36 × 38,810.16
  4. Step 4: Simplify right side
    69,017.28x = 3,696,681,711.66
  5. Step 5: Solve for x
    x = 3,696,681,711.66/69,017.28
  6. Step 6: Final answer
    x = 53,561.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.