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Finding the Fourth Proportional to 98,014.88, 147,070.92 and 38,849.24

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Solution

The fourth proportional to 98,014.88, 147,070.92 and 38,849.24 is: 58,293.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,014.88 : 147,070.92 = 38,849.24 : x
  2. Step 2: Convert to fraction form
    98,014.88/147,070.92 = 38,849.24/x
  3. Step 3: Cross multiply
    98,014.88x = 147,070.92 × 38,849.24
  4. Step 4: Simplify right side
    98,014.88x = 5,713,593,468.10
  5. Step 5: Solve for x
    x = 5,713,593,468.10/98,014.88
  6. Step 6: Final answer
    x = 58,293.12

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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.