Home / 132,001.40-197,840.10-89,881.40

Finding the Fourth Proportional to 132,001.40, 197,840.10 and 89,881.40

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Solution

The fourth proportional to 132,001.40, 197,840.10 and 89,881.40 is: 134,711.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,001.40 : 197,840.10 = 89,881.40 : x
  2. Step 2: Convert to fraction form
    132,001.40/197,840.10 = 89,881.40/x
  3. Step 3: Cross multiply
    132,001.40x = 197,840.10 × 89,881.40
  4. Step 4: Simplify right side
    132,001.40x = 17,782,145,164.14
  5. Step 5: Solve for x
    x = 17,782,145,164.14/132,001.40
  6. Step 6: Final answer
    x = 134,711.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.