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Finding the Fourth Proportional to 61,598.85, 91,952.72 and 54,125.48

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Solution

The fourth proportional to 61,598.85, 91,952.72 and 54,125.48 is: 80,796.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,598.85 : 91,952.72 = 54,125.48 : x
  2. Step 2: Convert to fraction form
    61,598.85/91,952.72 = 54,125.48/x
  3. Step 3: Cross multiply
    61,598.85x = 91,952.72 × 54,125.48
  4. Step 4: Simplify right side
    61,598.85x = 4,976,984,782.86
  5. Step 5: Solve for x
    x = 4,976,984,782.86/61,598.85
  6. Step 6: Final answer
    x = 80,796.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.