Home / 161,154.35-240,548.56-149,278.94

Finding the Fourth Proportional to 161,154.35, 240,548.56 and 149,278.94

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Solution

The fourth proportional to 161,154.35, 240,548.56 and 149,278.94 is: 222,822.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,154.35 : 240,548.56 = 149,278.94 : x
  2. Step 2: Convert to fraction form
    161,154.35/240,548.56 = 149,278.94/x
  3. Step 3: Cross multiply
    161,154.35x = 240,548.56 × 149,278.94
  4. Step 4: Simplify right side
    161,154.35x = 35,908,834,055.33
  5. Step 5: Solve for x
    x = 35,908,834,055.33/161,154.35
  6. Step 6: Final answer
    x = 222,822.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.