Home / 150,024.42-207,055.44-86,361.66

Finding the Fourth Proportional to 150,024.42, 207,055.44 and 86,361.66

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Solution

The fourth proportional to 150,024.42, 207,055.44 and 86,361.66 is: 119,191.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,024.42 : 207,055.44 = 86,361.66 : x
  2. Step 2: Convert to fraction form
    150,024.42/207,055.44 = 86,361.66/x
  3. Step 3: Cross multiply
    150,024.42x = 207,055.44 × 86,361.66
  4. Step 4: Simplify right side
    150,024.42x = 17,881,651,510.43
  5. Step 5: Solve for x
    x = 17,881,651,510.43/150,024.42
  6. Step 6: Final answer
    x = 119,191.61

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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.