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Finding the Fourth Proportional to 160,723.29, 241,101.13 and 42,402.81

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Solution

The fourth proportional to 160,723.29, 241,101.13 and 42,402.81 is: 63,608.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,723.29 : 241,101.13 = 42,402.81 : x
  2. Step 2: Convert to fraction form
    160,723.29/241,101.13 = 42,402.81/x
  3. Step 3: Cross multiply
    160,723.29x = 241,101.13 × 42,402.81
  4. Step 4: Simplify right side
    160,723.29x = 10,223,365,406.18
  5. Step 5: Solve for x
    x = 10,223,365,406.18/160,723.29
  6. Step 6: Final answer
    x = 63,608.49

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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.