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Finding the Fourth Proportional to 58,955.76, 88,330.50 and 40,174.92

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Solution

The fourth proportional to 58,955.76, 88,330.50 and 40,174.92 is: 60,192.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,955.76 : 88,330.50 = 40,174.92 : x
  2. Step 2: Convert to fraction form
    58,955.76/88,330.50 = 40,174.92/x
  3. Step 3: Cross multiply
    58,955.76x = 88,330.50 × 40,174.92
  4. Step 4: Simplify right side
    58,955.76x = 3,548,670,771.06
  5. Step 5: Solve for x
    x = 3,548,670,771.06/58,955.76
  6. Step 6: Final answer
    x = 60,192.10

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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.