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Finding the Fourth Proportional to 162,420.53, 243,643.10 and 44,101.13

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Solution

The fourth proportional to 162,420.53, 243,643.10 and 44,101.13 is: 66,155.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,420.53 : 243,643.10 = 44,101.13 : x
  2. Step 2: Convert to fraction form
    162,420.53/243,643.10 = 44,101.13/x
  3. Step 3: Cross multiply
    162,420.53x = 243,643.10 × 44,101.13
  4. Step 4: Simplify right side
    162,420.53x = 10,744,934,587.98
  5. Step 5: Solve for x
    x = 10,744,934,587.98/162,420.53
  6. Step 6: Final answer
    x = 66,155.03

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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.