Home / 106,999.52-147,659.20-59,252.81

Finding the Fourth Proportional to 106,999.52, 147,659.20 and 59,252.81

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Solution

The fourth proportional to 106,999.52, 147,659.20 and 59,252.81 is: 81,768.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,999.52 : 147,659.20 = 59,252.81 : x
  2. Step 2: Convert to fraction form
    106,999.52/147,659.20 = 59,252.81/x
  3. Step 3: Cross multiply
    106,999.52x = 147,659.20 × 59,252.81
  4. Step 4: Simplify right side
    106,999.52x = 8,749,221,635.92
  5. Step 5: Solve for x
    x = 8,749,221,635.92/106,999.52
  6. Step 6: Final answer
    x = 81,768.80

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1.5x scale

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.