Home / 151,083.40-226,430.70-91,856.20

Finding the Fourth Proportional to 151,083.40, 226,430.70 and 91,856.20

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Solution

The fourth proportional to 151,083.40, 226,430.70 and 91,856.20 is: 137,666.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,083.40 : 226,430.70 = 91,856.20 : x
  2. Step 2: Convert to fraction form
    151,083.40/226,430.70 = 91,856.20/x
  3. Step 3: Cross multiply
    151,083.40x = 226,430.70 × 91,856.20
  4. Step 4: Simplify right side
    151,083.40x = 20,799,063,665.34
  5. Step 5: Solve for x
    x = 20,799,063,665.34/151,083.40
  6. Step 6: Final answer
    x = 137,666.11

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1.5x scale

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.