Home / 132,326.69-182,590.27-78,610.32

Finding the Fourth Proportional to 132,326.69, 182,590.27 and 78,610.32

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Solution

The fourth proportional to 132,326.69, 182,590.27 and 78,610.32 is: 108,470.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,326.69 : 182,590.27 = 78,610.32 : x
  2. Step 2: Convert to fraction form
    132,326.69/182,590.27 = 78,610.32/x
  3. Step 3: Cross multiply
    132,326.69x = 182,590.27 × 78,610.32
  4. Step 4: Simplify right side
    132,326.69x = 14,353,479,357.06
  5. Step 5: Solve for x
    x = 14,353,479,357.06/132,326.69
  6. Step 6: Final answer
    x = 108,470.03

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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.