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Finding the Fourth Proportional to 160,404.15, 240,470.90 and 101,109.11

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Solution

The fourth proportional to 160,404.15, 240,470.90 and 101,109.11 is: 151,578.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,404.15 : 240,470.90 = 101,109.11 : x
  2. Step 2: Convert to fraction form
    160,404.15/240,470.90 = 101,109.11/x
  3. Step 3: Cross multiply
    160,404.15x = 240,470.90 × 101,109.11
  4. Step 4: Simplify right side
    160,404.15x = 24,313,798,988.18
  5. Step 5: Solve for x
    x = 24,313,798,988.18/160,404.15
  6. Step 6: Final answer
    x = 151,578.37

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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.