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Finding the Fourth Proportional to 60,402.40, 90,424.40 and 44,888.80

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Solution

The fourth proportional to 60,402.40, 90,424.40 and 44,888.80 is: 67,200.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,402.40 : 90,424.40 = 44,888.80 : x
  2. Step 2: Convert to fraction form
    60,402.40/90,424.40 = 44,888.80/x
  3. Step 3: Cross multiply
    60,402.40x = 90,424.40 × 44,888.80
  4. Step 4: Simplify right side
    60,402.40x = 4,059,042,806.72
  5. Step 5: Solve for x
    x = 4,059,042,806.72/60,402.40
  6. Step 6: Final answer
    x = 67,200.03

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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.