Home / 150,215.16-207,295.02-90,599.16

Finding the Fourth Proportional to 150,215.16, 207,295.02 and 90,599.16

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Solution

The fourth proportional to 150,215.16, 207,295.02 and 90,599.16 is: 125,025.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,215.16 : 207,295.02 = 90,599.16 : x
  2. Step 2: Convert to fraction form
    150,215.16/207,295.02 = 90,599.16/x
  3. Step 3: Cross multiply
    150,215.16x = 207,295.02 × 90,599.16
  4. Step 4: Simplify right side
    150,215.16x = 18,780,754,684.18
  5. Step 5: Solve for x
    x = 18,780,754,684.18/150,215.16
  6. Step 6: Final answer
    x = 125,025.69

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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.