Home / 155,969.10-233,564.85-124,865.10

Finding the Fourth Proportional to 155,969.10, 233,564.85 and 124,865.10

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Solution

The fourth proportional to 155,969.10, 233,564.85 and 124,865.10 is: 186,986.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,969.10 : 233,564.85 = 124,865.10 : x
  2. Step 2: Convert to fraction form
    155,969.10/233,564.85 = 124,865.10/x
  3. Step 3: Cross multiply
    155,969.10x = 233,564.85 × 124,865.10
  4. Step 4: Simplify right side
    155,969.10x = 29,164,098,351.74
  5. Step 5: Solve for x
    x = 29,164,098,351.74/155,969.10
  6. Step 6: Final answer
    x = 186,986.39

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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.