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Finding the Fourth Proportional to 58,976.43, 88,401.00 and 28,955.75

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Solution

The fourth proportional to 58,976.43, 88,401.00 and 28,955.75 is: 43,402.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,976.43 : 88,401.00 = 28,955.75 : x
  2. Step 2: Convert to fraction form
    58,976.43/88,401.00 = 28,955.75/x
  3. Step 3: Cross multiply
    58,976.43x = 88,401.00 × 28,955.75
  4. Step 4: Simplify right side
    58,976.43x = 2,559,717,373.24
  5. Step 5: Solve for x
    x = 2,559,717,373.24/58,976.43
  6. Step 6: Final answer
    x = 43,402.38

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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.