Home / 132,307.04-182,584.96-71,878.12

Finding the Fourth Proportional to 132,307.04, 182,584.96 and 71,878.12

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Solution

The fourth proportional to 132,307.04, 182,584.96 and 71,878.12 is: 99,192.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,307.04 : 182,584.96 = 71,878.12 : x
  2. Step 2: Convert to fraction form
    132,307.04/182,584.96 = 71,878.12/x
  3. Step 3: Cross multiply
    132,307.04x = 182,584.96 × 71,878.12
  4. Step 4: Simplify right side
    132,307.04x = 13,123,863,665.08
  5. Step 5: Solve for x
    x = 13,123,863,665.08/132,307.04
  6. Step 6: Final answer
    x = 99,192.48

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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.