Home / 161,039.76-241,502.16-66,242.24

Finding the Fourth Proportional to 161,039.76, 241,502.16 and 66,242.24

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Solution

The fourth proportional to 161,039.76, 241,502.16 and 66,242.24 is: 99,339.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,039.76 : 241,502.16 = 66,242.24 : x
  2. Step 2: Convert to fraction form
    161,039.76/241,502.16 = 66,242.24/x
  3. Step 3: Cross multiply
    161,039.76x = 241,502.16 × 66,242.24
  4. Step 4: Simplify right side
    161,039.76x = 15,997,644,043.24
  5. Step 5: Solve for x
    x = 15,997,644,043.24/161,039.76
  6. Step 6: Final answer
    x = 99,339.72

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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.