Home / 133,064.40-199,888.20-98,227.92

Finding the Fourth Proportional to 133,064.40, 199,888.20 and 98,227.92

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Solution

The fourth proportional to 133,064.40, 199,888.20 and 98,227.92 is: 147,557.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,064.40 : 199,888.20 = 98,227.92 : x
  2. Step 2: Convert to fraction form
    133,064.40/199,888.20 = 98,227.92/x
  3. Step 3: Cross multiply
    133,064.40x = 199,888.20 × 98,227.92
  4. Step 4: Simplify right side
    133,064.40x = 19,634,602,118.54
  5. Step 5: Solve for x
    x = 19,634,602,118.54/133,064.40
  6. Step 6: Final answer
    x = 147,557.14

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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.