Home / 132,486.29-182,753.07-83,349.63

Finding the Fourth Proportional to 132,486.29, 182,753.07 and 83,349.63

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Solution

The fourth proportional to 132,486.29, 182,753.07 and 83,349.63 is: 114,973.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,486.29 : 182,753.07 = 83,349.63 : x
  2. Step 2: Convert to fraction form
    132,486.29/182,753.07 = 83,349.63/x
  3. Step 3: Cross multiply
    132,486.29x = 182,753.07 × 83,349.63
  4. Step 4: Simplify right side
    132,486.29x = 15,232,400,765.86
  5. Step 5: Solve for x
    x = 15,232,400,765.86/132,486.29
  6. Step 6: Final answer
    x = 114,973.41

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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.