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Finding the Fourth Proportional to 58,748.32, 88,136.88 and 27,547.20

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Solution

The fourth proportional to 58,748.32, 88,136.88 and 27,547.20 is: 41,327.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,748.32 : 88,136.88 = 27,547.20 : x
  2. Step 2: Convert to fraction form
    58,748.32/88,136.88 = 27,547.20/x
  3. Step 3: Cross multiply
    58,748.32x = 88,136.88 × 27,547.20
  4. Step 4: Simplify right side
    58,748.32x = 2,427,924,260.74
  5. Step 5: Solve for x
    x = 2,427,924,260.74/58,748.32
  6. Step 6: Final answer
    x = 41,327.55

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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.