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Finding the Fourth Proportional to 60,552.74, 90,860.70 and 34,308.74

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Solution

The fourth proportional to 60,552.74, 90,860.70 and 34,308.74 is: 51,481.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,552.74 : 90,860.70 = 34,308.74 : x
  2. Step 2: Convert to fraction form
    60,552.74/90,860.70 = 34,308.74/x
  3. Step 3: Cross multiply
    60,552.74x = 90,860.70 × 34,308.74
  4. Step 4: Simplify right side
    60,552.74x = 3,117,316,132.52
  5. Step 5: Solve for x
    x = 3,117,316,132.52/60,552.74
  6. Step 6: Final answer
    x = 51,481.01

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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.