Home / 132,574.19-182,956.26-72,148.74

Finding the Fourth Proportional to 132,574.19, 182,956.26 and 72,148.74

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Solution

The fourth proportional to 132,574.19, 182,956.26 and 72,148.74 is: 99,567.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,574.19 : 182,956.26 = 72,148.74 : x
  2. Step 2: Convert to fraction form
    132,574.19/182,956.26 = 72,148.74/x
  3. Step 3: Cross multiply
    132,574.19x = 182,956.26 × 72,148.74
  4. Step 4: Simplify right side
    132,574.19x = 13,200,063,634.11
  5. Step 5: Solve for x
    x = 13,200,063,634.11/132,574.19
  6. Step 6: Final answer
    x = 99,567.38

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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.