Home / 132,594.32-182,948.23-78,148.66

Finding the Fourth Proportional to 132,594.32, 182,948.23 and 78,148.66

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Solution

The fourth proportional to 132,594.32, 182,948.23 and 78,148.66 is: 107,826.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,594.32 : 182,948.23 = 78,148.66 : x
  2. Step 2: Convert to fraction form
    132,594.32/182,948.23 = 78,148.66/x
  3. Step 3: Cross multiply
    132,594.32x = 182,948.23 × 78,148.66
  4. Step 4: Simplify right side
    132,594.32x = 14,297,159,023.87
  5. Step 5: Solve for x
    x = 14,297,159,023.87/132,594.32
  6. Step 6: Final answer
    x = 107,826.33

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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.