Home / 107,053.41-147,734.85-59,309.58

Finding the Fourth Proportional to 107,053.41, 147,734.85 and 59,309.58

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Solution

The fourth proportional to 107,053.41, 147,734.85 and 59,309.58 is: 81,847.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,053.41 : 147,734.85 = 59,309.58 : x
  2. Step 2: Convert to fraction form
    107,053.41/147,734.85 = 59,309.58/x
  3. Step 3: Cross multiply
    107,053.41x = 147,734.85 × 59,309.58
  4. Step 4: Simplify right side
    107,053.41x = 8,762,091,904.86
  5. Step 5: Solve for x
    x = 8,762,091,904.86/107,053.41
  6. Step 6: Final answer
    x = 81,847.85

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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.