Home / 230,736.88-318,416.95-127,371.16

Finding the Fourth Proportional to 230,736.88, 318,416.95 and 127,371.16

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Solution

The fourth proportional to 230,736.88, 318,416.95 and 127,371.16 is: 175,772.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,736.88 : 318,416.95 = 127,371.16 : x
  2. Step 2: Convert to fraction form
    230,736.88/318,416.95 = 127,371.16/x
  3. Step 3: Cross multiply
    230,736.88x = 318,416.95 × 127,371.16
  4. Step 4: Simplify right side
    230,736.88x = 40,557,136,285.16
  5. Step 5: Solve for x
    x = 40,557,136,285.16/230,736.88
  6. Step 6: Final answer
    x = 175,772.23

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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.