Home / 98,002.35-147,052.13-38,836.71

Finding the Fourth Proportional to 98,002.35, 147,052.13 and 38,836.71

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Solution

The fourth proportional to 98,002.35, 147,052.13 and 38,836.71 is: 58,274.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,002.35 : 147,052.13 = 38,836.71 : x
  2. Step 2: Convert to fraction form
    98,002.35/147,052.13 = 38,836.71/x
  3. Step 3: Cross multiply
    98,002.35x = 147,052.13 × 38,836.71
  4. Step 4: Simplify right side
    98,002.35x = 5,711,020,733.51
  5. Step 5: Solve for x
    x = 5,711,020,733.51/98,002.35
  6. Step 6: Final answer
    x = 58,274.32

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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.