Home / 88,718.30-133,089.60-29,547.80

Finding the Fourth Proportional to 88,718.30, 133,089.60 and 29,547.80

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Solution

The fourth proportional to 88,718.30, 133,089.60 and 29,547.80 is: 44,325.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,718.30 : 133,089.60 = 29,547.80 : x
  2. Step 2: Convert to fraction form
    88,718.30/133,089.60 = 29,547.80/x
  3. Step 3: Cross multiply
    88,718.30x = 133,089.60 × 29,547.80
  4. Step 4: Simplify right side
    88,718.30x = 3,932,504,882.88
  5. Step 5: Solve for x
    x = 3,932,504,882.88/88,718.30
  6. Step 6: Final answer
    x = 44,325.75

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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.