Home / 250,307.24-345,425.24-137,130.04

Finding the Fourth Proportional to 250,307.24, 345,425.24 and 137,130.04

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Solution

The fourth proportional to 250,307.24, 345,425.24 and 137,130.04 is: 189,240.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,307.24 : 345,425.24 = 137,130.04 : x
  2. Step 2: Convert to fraction form
    250,307.24/345,425.24 = 137,130.04/x
  3. Step 3: Cross multiply
    250,307.24x = 345,425.24 × 137,130.04
  4. Step 4: Simplify right side
    250,307.24x = 47,368,176,978.21
  5. Step 5: Solve for x
    x = 47,368,176,978.21/250,307.24
  6. Step 6: Final answer
    x = 189,240.14

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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.