Home / 230,737.32-318,417.57-127,371.58

Finding the Fourth Proportional to 230,737.32, 318,417.57 and 127,371.58

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Solution

The fourth proportional to 230,737.32, 318,417.57 and 127,371.58 is: 175,772.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,737.32 : 318,417.57 = 127,371.58 : x
  2. Step 2: Convert to fraction form
    230,737.32/318,417.57 = 127,371.58/x
  3. Step 3: Cross multiply
    230,737.32x = 318,417.57 × 127,371.58
  4. Step 4: Simplify right side
    230,737.32x = 40,557,348,194.62
  5. Step 5: Solve for x
    x = 40,557,348,194.62/230,737.32
  6. Step 6: Final answer
    x = 175,772.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.