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Finding the Fourth Proportional to 160,363.80, 240,545.70 and 42,047.10

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Solution

The fourth proportional to 160,363.80, 240,545.70 and 42,047.10 is: 63,070.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,363.80 : 240,545.70 = 42,047.10 : x
  2. Step 2: Convert to fraction form
    160,363.80/240,545.70 = 42,047.10/x
  3. Step 3: Cross multiply
    160,363.80x = 240,545.70 × 42,047.10
  4. Step 4: Simplify right side
    160,363.80x = 10,114,249,102.47
  5. Step 5: Solve for x
    x = 10,114,249,102.47/160,363.80
  6. Step 6: Final answer
    x = 63,070.65

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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.