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Finding the Fourth Proportional to 92,381.52, 127,541.58 and 60,605.64

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Solution

The fourth proportional to 92,381.52, 127,541.58 and 60,605.64 is: 83,671.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,381.52 : 127,541.58 = 60,605.64 : x
  2. Step 2: Convert to fraction form
    92,381.52/127,541.58 = 60,605.64/x
  3. Step 3: Cross multiply
    92,381.52x = 127,541.58 × 60,605.64
  4. Step 4: Simplify right side
    92,381.52x = 7,729,739,082.51
  5. Step 5: Solve for x
    x = 7,729,739,082.51/92,381.52
  6. Step 6: Final answer
    x = 83,671.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.