Home / 132,373.72-182,602.38-83,886.58

Finding the Fourth Proportional to 132,373.72, 182,602.38 and 83,886.58

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Solution

The fourth proportional to 132,373.72, 182,602.38 and 83,886.58 is: 115,717.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,373.72 : 182,602.38 = 83,886.58 : x
  2. Step 2: Convert to fraction form
    132,373.72/182,602.38 = 83,886.58/x
  3. Step 3: Cross multiply
    132,373.72x = 182,602.38 × 83,886.58
  4. Step 4: Simplify right side
    132,373.72x = 15,317,889,158.06
  5. Step 5: Solve for x
    x = 15,317,889,158.06/132,373.72
  6. Step 6: Final answer
    x = 115,717.00

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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.