Home / 150,287.02-207,349.14-86,616.16

Finding the Fourth Proportional to 150,287.02, 207,349.14 and 86,616.16

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Solution

The fourth proportional to 150,287.02, 207,349.14 and 86,616.16 is: 119,503.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,287.02 : 207,349.14 = 86,616.16 : x
  2. Step 2: Convert to fraction form
    150,287.02/207,349.14 = 86,616.16/x
  3. Step 3: Cross multiply
    150,287.02x = 207,349.14 × 86,616.16
  4. Step 4: Simplify right side
    150,287.02x = 17,959,786,286.10
  5. Step 5: Solve for x
    x = 17,959,786,286.10/150,287.02
  6. Step 6: Final answer
    x = 119,503.24

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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.