Home / 132,312.06-182,591.88-71,883.12

Finding the Fourth Proportional to 132,312.06, 182,591.88 and 71,883.12

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Solution

The fourth proportional to 132,312.06, 182,591.88 and 71,883.12 is: 99,199.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,312.06 : 182,591.88 = 71,883.12 : x
  2. Step 2: Convert to fraction form
    132,312.06/182,591.88 = 71,883.12/x
  3. Step 3: Cross multiply
    132,312.06x = 182,591.88 × 71,883.12
  4. Step 4: Simplify right side
    132,312.06x = 13,125,274,021.07
  5. Step 5: Solve for x
    x = 13,125,274,021.07/132,312.06
  6. Step 6: Final answer
    x = 99,199.38

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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.