Home / 69,555.43-95,977.76-38,927.71

Finding the Fourth Proportional to 69,555.43, 95,977.76 and 38,927.71

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Solution

The fourth proportional to 69,555.43, 95,977.76 and 38,927.71 is: 53,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,555.43 : 95,977.76 = 38,927.71 : x
  2. Step 2: Convert to fraction form
    69,555.43/95,977.76 = 38,927.71/x
  3. Step 3: Cross multiply
    69,555.43x = 95,977.76 × 38,927.71
  4. Step 4: Simplify right side
    69,555.43x = 3,736,194,265.10
  5. Step 5: Solve for x
    x = 3,736,194,265.10/69,555.43
  6. Step 6: Final answer
    x = 53,715.35

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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.