Home / 153,908.20-230,927.10-83,837.80

Finding the Fourth Proportional to 153,908.20, 230,927.10 and 83,837.80

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Solution

The fourth proportional to 153,908.20, 230,927.10 and 83,837.80 is: 125,792.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,908.20 : 230,927.10 = 83,837.80 : x
  2. Step 2: Convert to fraction form
    153,908.20/230,927.10 = 83,837.80/x
  3. Step 3: Cross multiply
    153,908.20x = 230,927.10 × 83,837.80
  4. Step 4: Simplify right side
    153,908.20x = 19,360,420,024.38
  5. Step 5: Solve for x
    x = 19,360,420,024.38/153,908.20
  6. Step 6: Final answer
    x = 125,792.00

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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.