Home / 101,939.61-152,815.19-93,531.27

Finding the Fourth Proportional to 101,939.61, 152,815.19 and 93,531.27

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Solution

The fourth proportional to 101,939.61, 152,815.19 and 93,531.27 is: 140,210.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,939.61 : 152,815.19 = 93,531.27 : x
  2. Step 2: Convert to fraction form
    101,939.61/152,815.19 = 93,531.27/x
  3. Step 3: Cross multiply
    101,939.61x = 152,815.19 × 93,531.27
  4. Step 4: Simplify right side
    101,939.61x = 14,292,998,328.34
  5. Step 5: Solve for x
    x = 14,292,998,328.34/101,939.61
  6. Step 6: Final answer
    x = 140,210.45

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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.