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Finding the Fourth Proportional to 107,041.92, 147,717.88 and 59,298.36

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Solution

The fourth proportional to 107,041.92, 147,717.88 and 59,298.36 is: 81,831.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,041.92 : 147,717.88 = 59,298.36 : x
  2. Step 2: Convert to fraction form
    107,041.92/147,717.88 = 59,298.36/x
  3. Step 3: Cross multiply
    107,041.92x = 147,717.88 × 59,298.36
  4. Step 4: Simplify right side
    107,041.92x = 8,759,428,026.68
  5. Step 5: Solve for x
    x = 8,759,428,026.68/107,041.92
  6. Step 6: Final answer
    x = 81,831.75

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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.