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Finding the Fourth Proportional to 60,970.68, 91,492.50 and 34,712.76

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Solution

The fourth proportional to 60,970.68, 91,492.50 and 34,712.76 is: 52,089.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,970.68 : 91,492.50 = 34,712.76 : x
  2. Step 2: Convert to fraction form
    60,970.68/91,492.50 = 34,712.76/x
  3. Step 3: Cross multiply
    60,970.68x = 91,492.50 × 34,712.76
  4. Step 4: Simplify right side
    60,970.68x = 3,175,957,194.30
  5. Step 5: Solve for x
    x = 3,175,957,194.30/60,970.68
  6. Step 6: Final answer
    x = 52,089.91

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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.