Home / 199,332.90-298,999.35-66,233.70

Finding the Fourth Proportional to 199,332.90, 298,999.35 and 66,233.70

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Solution

The fourth proportional to 199,332.90, 298,999.35 and 66,233.70 is: 99,350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,332.90 : 298,999.35 = 66,233.70 : x
  2. Step 2: Convert to fraction form
    199,332.90/298,999.35 = 66,233.70/x
  3. Step 3: Cross multiply
    199,332.90x = 298,999.35 × 66,233.70
  4. Step 4: Simplify right side
    199,332.90x = 19,803,833,248.10
  5. Step 5: Solve for x
    x = 19,803,833,248.10/199,332.90
  6. Step 6: Final answer
    x = 99,350.55

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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.