Home / 132,025.52-182,185.80-74,664.56

Finding the Fourth Proportional to 132,025.52, 182,185.80 and 74,664.56

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Solution

The fourth proportional to 132,025.52, 182,185.80 and 74,664.56 is: 103,031.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,025.52 : 182,185.80 = 74,664.56 : x
  2. Step 2: Convert to fraction form
    132,025.52/182,185.80 = 74,664.56/x
  3. Step 3: Cross multiply
    132,025.52x = 182,185.80 × 74,664.56
  4. Step 4: Simplify right side
    132,025.52x = 13,602,822,595.25
  5. Step 5: Solve for x
    x = 13,602,822,595.25/132,025.52
  6. Step 6: Final answer
    x = 103,031.77

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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.