Home / 250,185.15-375,275.34-108,130.86

Finding the Fourth Proportional to 250,185.15, 375,275.34 and 108,130.86

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Solution

The fourth proportional to 250,185.15, 375,275.34 and 108,130.86 is: 162,195.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,185.15 : 375,275.34 = 108,130.86 : x
  2. Step 2: Convert to fraction form
    250,185.15/375,275.34 = 108,130.86/x
  3. Step 3: Cross multiply
    250,185.15x = 375,275.34 × 108,130.86
  4. Step 4: Simplify right side
    250,185.15x = 40,578,845,250.99
  5. Step 5: Solve for x
    x = 40,578,845,250.99/250,185.15
  6. Step 6: Final answer
    x = 162,195.26

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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.