Home / 231,609.30-347,543.55-98,466.90

Finding the Fourth Proportional to 231,609.30, 347,543.55 and 98,466.90

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Solution

The fourth proportional to 231,609.30, 347,543.55 and 98,466.90 is: 147,755.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,609.30 : 347,543.55 = 98,466.90 : x
  2. Step 2: Convert to fraction form
    231,609.30/347,543.55 = 98,466.90/x
  3. Step 3: Cross multiply
    231,609.30x = 347,543.55 × 98,466.90
  4. Step 4: Simplify right side
    231,609.30x = 34,221,535,983.50
  5. Step 5: Solve for x
    x = 34,221,535,983.50/231,609.30
  6. Step 6: Final answer
    x = 147,755.45

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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.