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Finding the Fourth Proportional to 94,483.97, 130,387.86 and 52,042.50

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Solution

The fourth proportional to 94,483.97, 130,387.86 and 52,042.50 is: 71,818.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,483.97 : 130,387.86 = 52,042.50 : x
  2. Step 2: Convert to fraction form
    94,483.97/130,387.86 = 52,042.50/x
  3. Step 3: Cross multiply
    94,483.97x = 130,387.86 × 52,042.50
  4. Step 4: Simplify right side
    94,483.97x = 6,785,710,204.05
  5. Step 5: Solve for x
    x = 6,785,710,204.05/94,483.97
  6. Step 6: Final answer
    x = 71,818.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.