Home / 161,864.30-242,796.45-83,132.30

Finding the Fourth Proportional to 161,864.30, 242,796.45 and 83,132.30

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Solution

The fourth proportional to 161,864.30, 242,796.45 and 83,132.30 is: 124,698.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,864.30 : 242,796.45 = 83,132.30 : x
  2. Step 2: Convert to fraction form
    161,864.30/242,796.45 = 83,132.30/x
  3. Step 3: Cross multiply
    161,864.30x = 242,796.45 × 83,132.30
  4. Step 4: Simplify right side
    161,864.30x = 20,184,227,320.34
  5. Step 5: Solve for x
    x = 20,184,227,320.34/161,864.30
  6. Step 6: Final answer
    x = 124,698.45

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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.