Home / 132,299.36-182,574.80-71,870.24

Finding the Fourth Proportional to 132,299.36, 182,574.80 and 71,870.24

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Solution

The fourth proportional to 132,299.36, 182,574.80 and 71,870.24 is: 99,181.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,299.36 : 182,574.80 = 71,870.24 : x
  2. Step 2: Convert to fraction form
    132,299.36/182,574.80 = 71,870.24/x
  3. Step 3: Cross multiply
    132,299.36x = 182,574.80 × 71,870.24
  4. Step 4: Simplify right side
    132,299.36x = 13,121,694,693.95
  5. Step 5: Solve for x
    x = 13,121,694,693.95/132,299.36
  6. Step 6: Final answer
    x = 99,181.85

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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.