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Finding the Fourth Proportional to 58,881.25, 88,201.59 and 48,988.72

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Solution

The fourth proportional to 58,881.25, 88,201.59 and 48,988.72 is: 73,383.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,881.25 : 88,201.59 = 48,988.72 : x
  2. Step 2: Convert to fraction form
    58,881.25/88,201.59 = 48,988.72/x
  3. Step 3: Cross multiply
    58,881.25x = 88,201.59 × 48,988.72
  4. Step 4: Simplify right side
    58,881.25x = 4,320,882,996.06
  5. Step 5: Solve for x
    x = 4,320,882,996.06/58,881.25
  6. Step 6: Final answer
    x = 73,383.00

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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.