Home / 150,288.02-207,350.52-86,617.16

Finding the Fourth Proportional to 150,288.02, 207,350.52 and 86,617.16

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Solution

The fourth proportional to 150,288.02, 207,350.52 and 86,617.16 is: 119,504.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,288.02 : 207,350.52 = 86,617.16 : x
  2. Step 2: Convert to fraction form
    150,288.02/207,350.52 = 86,617.16/x
  3. Step 3: Cross multiply
    150,288.02x = 207,350.52 × 86,617.16
  4. Step 4: Simplify right side
    150,288.02x = 17,960,113,166.92
  5. Step 5: Solve for x
    x = 17,960,113,166.92/150,288.02
  6. Step 6: Final answer
    x = 119,504.62

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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.