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Finding the Fourth Proportional to 85,002.68, 127,497.54 and 29,598.68

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Solution

The fourth proportional to 85,002.68, 127,497.54 and 29,598.68 is: 44,395.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,002.68 : 127,497.54 = 29,598.68 : x
  2. Step 2: Convert to fraction form
    85,002.68/127,497.54 = 29,598.68/x
  3. Step 3: Cross multiply
    85,002.68x = 127,497.54 × 29,598.68
  4. Step 4: Simplify right side
    85,002.68x = 3,773,758,887.25
  5. Step 5: Solve for x
    x = 3,773,758,887.25/85,002.68
  6. Step 6: Final answer
    x = 44,395.76

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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.