Home / 146,598.30-219,897.45-136,756.80

Finding the Fourth Proportional to 146,598.30, 219,897.45 and 136,756.80

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Solution

The fourth proportional to 146,598.30, 219,897.45 and 136,756.80 is: 205,135.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,598.30 : 219,897.45 = 136,756.80 : x
  2. Step 2: Convert to fraction form
    146,598.30/219,897.45 = 136,756.80/x
  3. Step 3: Cross multiply
    146,598.30x = 219,897.45 × 136,756.80
  4. Step 4: Simplify right side
    146,598.30x = 30,072,471,590.16
  5. Step 5: Solve for x
    x = 30,072,471,590.16/146,598.30
  6. Step 6: Final answer
    x = 205,135.20

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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.