Home / 106,587.79-147,091.62-58,841.53

Finding the Fourth Proportional to 106,587.79, 147,091.62 and 58,841.53

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Solution

The fourth proportional to 106,587.79, 147,091.62 and 58,841.53 is: 81,201.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,587.79 : 147,091.62 = 58,841.53 : x
  2. Step 2: Convert to fraction form
    106,587.79/147,091.62 = 58,841.53/x
  3. Step 3: Cross multiply
    106,587.79x = 147,091.62 × 58,841.53
  4. Step 4: Simplify right side
    106,587.79x = 8,655,095,970.98
  5. Step 5: Solve for x
    x = 8,655,095,970.98/106,587.79
  6. Step 6: Final answer
    x = 81,201.57

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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.