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Finding the Fourth Proportional to 65,341.92, 98,045.28 and 25,898.16

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Solution

The fourth proportional to 65,341.92, 98,045.28 and 25,898.16 is: 38,860.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,341.92 : 98,045.28 = 25,898.16 : x
  2. Step 2: Convert to fraction form
    65,341.92/98,045.28 = 25,898.16/x
  3. Step 3: Cross multiply
    65,341.92x = 98,045.28 × 25,898.16
  4. Step 4: Simplify right side
    65,341.92x = 2,539,192,348.68
  5. Step 5: Solve for x
    x = 2,539,192,348.68/65,341.92
  6. Step 6: Final answer
    x = 38,860.08

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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.