Home / 42,120.18-58,123.71-23,253.66

Finding the Fourth Proportional to 42,120.18, 58,123.71 and 23,253.66

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Solution

The fourth proportional to 42,120.18, 58,123.71 and 23,253.66 is: 32,088.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,120.18 : 58,123.71 = 23,253.66 : x
  2. Step 2: Convert to fraction form
    42,120.18/58,123.71 = 23,253.66/x
  3. Step 3: Cross multiply
    42,120.18x = 58,123.71 × 23,253.66
  4. Step 4: Simplify right side
    42,120.18x = 1,351,588,990.28
  5. Step 5: Solve for x
    x = 1,351,588,990.28/42,120.18
  6. Step 6: Final answer
    x = 32,088.87

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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.