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Finding the Fourth Proportional to 173,807.50, 239,854.35 and 94,319.50

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Solution

The fourth proportional to 173,807.50, 239,854.35 and 94,319.50 is: 130,160.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,807.50 : 239,854.35 = 94,319.50 : x
  2. Step 2: Convert to fraction form
    173,807.50/239,854.35 = 94,319.50/x
  3. Step 3: Cross multiply
    173,807.50x = 239,854.35 × 94,319.50
  4. Step 4: Simplify right side
    173,807.50x = 22,622,942,364.83
  5. Step 5: Solve for x
    x = 22,622,942,364.83/173,807.50
  6. Step 6: Final answer
    x = 130,160.91

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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.