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Finding the Fourth Proportional to 61,204,254.68, 85,799,330.63 and 61,204,254.68

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Solution

The fourth proportional to 61,204,254.68, 85,799,330.63 and 61,204,254.68 is: 85,799,330.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,204,254.68 : 85,799,330.63 = 61,204,254.68 : x
  2. Step 2: Convert to fraction form
    61,204,254.68/85,799,330.63 = 61,204,254.68/x
  3. Step 3: Cross multiply
    61,204,254.68x = 85,799,330.63 × 61,204,254.68
  4. Step 4: Simplify right side
    61,204,254.68x = 5,251,284,082,517,027
  5. Step 5: Solve for x
    x = 5,251,284,082,517,027/61,204,254.68
  6. Step 6: Final answer
    x = 85,799,330.63

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.