Home / 77,801.46-116,708.32-38,337.06

Finding the Fourth Proportional to 77,801.46, 116,708.32 and 38,337.06

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Solution

The fourth proportional to 77,801.46, 116,708.32 and 38,337.06 is: 57,508.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,801.46 : 116,708.32 = 38,337.06 : x
  2. Step 2: Convert to fraction form
    77,801.46/116,708.32 = 38,337.06/x
  3. Step 3: Cross multiply
    77,801.46x = 116,708.32 × 38,337.06
  4. Step 4: Simplify right side
    77,801.46x = 4,474,253,866.34
  5. Step 5: Solve for x
    x = 4,474,253,866.34/77,801.46
  6. Step 6: Final answer
    x = 57,508.61

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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.