Home / 132,040.51-182,210.82-71,610.04

Finding the Fourth Proportional to 132,040.51, 182,210.82 and 71,610.04

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Solution

The fourth proportional to 132,040.51, 182,210.82 and 71,610.04 is: 98,819.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,040.51 : 182,210.82 = 71,610.04 : x
  2. Step 2: Convert to fraction form
    132,040.51/182,210.82 = 71,610.04/x
  3. Step 3: Cross multiply
    132,040.51x = 182,210.82 × 71,610.04
  4. Step 4: Simplify right side
    132,040.51x = 13,048,124,108.63
  5. Step 5: Solve for x
    x = 13,048,124,108.63/132,040.51
  6. Step 6: Final answer
    x = 98,819.10

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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.