Home / 58,831.35-81,187.17-31,973.79

Finding the Fourth Proportional to 58,831.35, 81,187.17 and 31,973.79

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Solution

The fourth proportional to 58,831.35, 81,187.17 and 31,973.79 is: 44,123.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,831.35 : 81,187.17 = 31,973.79 : x
  2. Step 2: Convert to fraction form
    58,831.35/81,187.17 = 31,973.79/x
  3. Step 3: Cross multiply
    58,831.35x = 81,187.17 × 31,973.79
  4. Step 4: Simplify right side
    58,831.35x = 2,595,861,524.27
  5. Step 5: Solve for x
    x = 2,595,861,524.27/58,831.35
  6. Step 6: Final answer
    x = 44,123.78

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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.