Home / 132,182.18-182,506.25-81,263.25

Finding the Fourth Proportional to 132,182.18, 182,506.25 and 81,263.25

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Solution

The fourth proportional to 132,182.18, 182,506.25 and 81,263.25 is: 112,201.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,182.18 : 182,506.25 = 81,263.25 : x
  2. Step 2: Convert to fraction form
    132,182.18/182,506.25 = 81,263.25/x
  3. Step 3: Cross multiply
    132,182.18x = 182,506.25 × 81,263.25
  4. Step 4: Simplify right side
    132,182.18x = 14,831,049,701.47
  5. Step 5: Solve for x
    x = 14,831,049,701.47/132,182.18
  6. Step 6: Final answer
    x = 112,201.59

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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.