Home / 132,142.36-182,352.18-73,999.18

Finding the Fourth Proportional to 132,142.36, 182,352.18 and 73,999.18

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Solution

The fourth proportional to 132,142.36, 182,352.18 and 73,999.18 is: 102,116.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,142.36 : 182,352.18 = 73,999.18 : x
  2. Step 2: Convert to fraction form
    132,142.36/182,352.18 = 73,999.18/x
  3. Step 3: Cross multiply
    132,142.36x = 182,352.18 × 73,999.18
  4. Step 4: Simplify right side
    132,142.36x = 13,493,911,791.21
  5. Step 5: Solve for x
    x = 13,493,911,791.21/132,142.36
  6. Step 6: Final answer
    x = 102,116.47

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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.