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Finding the Fourth Proportional to 173,851.80, 260,945.88 and 83,957.52

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Solution

The fourth proportional to 173,851.80, 260,945.88 and 83,957.52 is: 126,017.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,851.80 : 260,945.88 = 83,957.52 : x
  2. Step 2: Convert to fraction form
    173,851.80/260,945.88 = 83,957.52/x
  3. Step 3: Cross multiply
    173,851.80x = 260,945.88 × 83,957.52
  4. Step 4: Simplify right side
    173,851.80x = 21,908,368,939.02
  5. Step 5: Solve for x
    x = 21,908,368,939.02/173,851.80
  6. Step 6: Final answer
    x = 126,017.50

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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.