Home / 124,880.10-187,320.15-124,005.30

Finding the Fourth Proportional to 124,880.10, 187,320.15 and 124,005.30

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Solution

The fourth proportional to 124,880.10, 187,320.15 and 124,005.30 is: 186,007.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,880.10 : 187,320.15 = 124,005.30 : x
  2. Step 2: Convert to fraction form
    124,880.10/187,320.15 = 124,005.30/x
  3. Step 3: Cross multiply
    124,880.10x = 187,320.15 × 124,005.30
  4. Step 4: Simplify right side
    124,880.10x = 23,228,691,396.80
  5. Step 5: Solve for x
    x = 23,228,691,396.80/124,880.10
  6. Step 6: Final answer
    x = 186,007.95

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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.