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Finding the Fourth Proportional to 96,374.40, 144,561.60 and 49,718.40

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Solution

The fourth proportional to 96,374.40, 144,561.60 and 49,718.40 is: 74,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,374.40 : 144,561.60 = 49,718.40 : x
  2. Step 2: Convert to fraction form
    96,374.40/144,561.60 = 49,718.40/x
  3. Step 3: Cross multiply
    96,374.40x = 144,561.60 × 49,718.40
  4. Step 4: Simplify right side
    96,374.40x = 7,187,371,453.44
  5. Step 5: Solve for x
    x = 7,187,371,453.44/96,374.40
  6. Step 6: Final answer
    x = 74,577.60

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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.