Home / 48,088.62-72,123.21-40,273.74

Finding the Fourth Proportional to 48,088.62, 72,123.21 and 40,273.74

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Solution

The fourth proportional to 48,088.62, 72,123.21 and 40,273.74 is: 60,402.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,088.62 : 72,123.21 = 40,273.74 : x
  2. Step 2: Convert to fraction form
    48,088.62/72,123.21 = 40,273.74/x
  3. Step 3: Cross multiply
    48,088.62x = 72,123.21 × 40,273.74
  4. Step 4: Simplify right side
    48,088.62x = 2,904,671,407.51
  5. Step 5: Solve for x
    x = 2,904,671,407.51/48,088.62
  6. Step 6: Final answer
    x = 60,402.47

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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.