Home / 101,013.18-151,518.77-38,683.68

Finding the Fourth Proportional to 101,013.18, 151,518.77 and 38,683.68

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Solution

The fourth proportional to 101,013.18, 151,518.77 and 38,683.68 is: 58,025.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,013.18 : 151,518.77 = 38,683.68 : x
  2. Step 2: Convert to fraction form
    101,013.18/151,518.77 = 38,683.68/x
  3. Step 3: Cross multiply
    101,013.18x = 151,518.77 × 38,683.68
  4. Step 4: Simplify right side
    101,013.18x = 5,861,304,088.18
  5. Step 5: Solve for x
    x = 5,861,304,088.18/101,013.18
  6. Step 6: Final answer
    x = 58,025.14

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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.