Home / 98,044.20-147,080.04-38,885.76

Finding the Fourth Proportional to 98,044.20, 147,080.04 and 38,885.76

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Solution

The fourth proportional to 98,044.20, 147,080.04 and 38,885.76 is: 58,334.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,044.20 : 147,080.04 = 38,885.76 : x
  2. Step 2: Convert to fraction form
    98,044.20/147,080.04 = 38,885.76/x
  3. Step 3: Cross multiply
    98,044.20x = 147,080.04 × 38,885.76
  4. Step 4: Simplify right side
    98,044.20x = 5,719,319,136.23
  5. Step 5: Solve for x
    x = 5,719,319,136.23/98,044.20
  6. Step 6: Final answer
    x = 58,334.09

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1.5x scale

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.