Home / 106,817.27-147,407.31-59,070.66

Finding the Fourth Proportional to 106,817.27, 147,407.31 and 59,070.66

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Solution

The fourth proportional to 106,817.27, 147,407.31 and 59,070.66 is: 81,517.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,817.27 : 147,407.31 = 59,070.66 : x
  2. Step 2: Convert to fraction form
    106,817.27/147,407.31 = 59,070.66/x
  3. Step 3: Cross multiply
    106,817.27x = 147,407.31 × 59,070.66
  4. Step 4: Simplify right side
    106,817.27x = 8,707,447,090.52
  5. Step 5: Solve for x
    x = 8,707,447,090.52/106,817.27
  6. Step 6: Final answer
    x = 81,517.22

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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.