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Finding the Fourth Proportional to 65,322.52, 97,988.24 and 25,879.57

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Solution

The fourth proportional to 65,322.52, 97,988.24 and 25,879.57 is: 38,821.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,322.52 : 97,988.24 = 25,879.57 : x
  2. Step 2: Convert to fraction form
    65,322.52/97,988.24 = 25,879.57/x
  3. Step 3: Cross multiply
    65,322.52x = 97,988.24 × 25,879.57
  4. Step 4: Simplify right side
    65,322.52x = 2,535,893,516.26
  5. Step 5: Solve for x
    x = 2,535,893,516.26/65,322.52
  6. Step 6: Final answer
    x = 38,821.12

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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.