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Finding the Fourth Proportional to 65,114.10, 97,671.15 and 53,304.30

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Solution

The fourth proportional to 65,114.10, 97,671.15 and 53,304.30 is: 79,956.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,114.10 : 97,671.15 = 53,304.30 : x
  2. Step 2: Convert to fraction form
    65,114.10/97,671.15 = 53,304.30/x
  3. Step 3: Cross multiply
    65,114.10x = 97,671.15 × 53,304.30
  4. Step 4: Simplify right side
    65,114.10x = 5,206,292,280.95
  5. Step 5: Solve for x
    x = 5,206,292,280.95/65,114.10
  6. Step 6: Final answer
    x = 79,956.45

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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.