Home / 107,926.48-162,030.51-72,546.29

Finding the Fourth Proportional to 107,926.48, 162,030.51 and 72,546.29

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Solution

The fourth proportional to 107,926.48, 162,030.51 and 72,546.29 is: 108,914.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,926.48 : 162,030.51 = 72,546.29 : x
  2. Step 2: Convert to fraction form
    107,926.48/162,030.51 = 72,546.29/x
  3. Step 3: Cross multiply
    107,926.48x = 162,030.51 × 72,546.29
  4. Step 4: Simplify right side
    107,926.48x = 11,754,711,780.87
  5. Step 5: Solve for x
    x = 11,754,711,780.87/107,926.48
  6. Step 6: Final answer
    x = 108,914.07

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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.