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Finding the Fourth Proportional to 88,697.84, 132,974.90 and 60,547.02

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Solution

The fourth proportional to 88,697.84, 132,974.90 and 60,547.02 is: 90,771.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,697.84 : 132,974.90 = 60,547.02 : x
  2. Step 2: Convert to fraction form
    88,697.84/132,974.90 = 60,547.02/x
  3. Step 3: Cross multiply
    88,697.84x = 132,974.90 × 60,547.02
  4. Step 4: Simplify right side
    88,697.84x = 8,051,233,929.80
  5. Step 5: Solve for x
    x = 8,051,233,929.80/88,697.84
  6. Step 6: Final answer
    x = 90,771.48

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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.