Home / 181,372.90-250,293.66-99,703.06

Finding the Fourth Proportional to 181,372.90, 250,293.66 and 99,703.06

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Solution

The fourth proportional to 181,372.90, 250,293.66 and 99,703.06 is: 137,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,372.90 : 250,293.66 = 99,703.06 : x
  2. Step 2: Convert to fraction form
    181,372.90/250,293.66 = 99,703.06/x
  3. Step 3: Cross multiply
    181,372.90x = 250,293.66 × 99,703.06
  4. Step 4: Simplify right side
    181,372.90x = 24,955,043,800.60
  5. Step 5: Solve for x
    x = 24,955,043,800.60/181,372.90
  6. Step 6: Final answer
    x = 137,589.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.