Home / 150,033.45-207,065.75-86,373.93

Finding the Fourth Proportional to 150,033.45, 207,065.75 and 86,373.93

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Solution

The fourth proportional to 150,033.45, 207,065.75 and 86,373.93 is: 119,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,033.45 : 207,065.75 = 86,373.93 : x
  2. Step 2: Convert to fraction form
    150,033.45/207,065.75 = 86,373.93/x
  3. Step 3: Cross multiply
    150,033.45x = 207,065.75 × 86,373.93
  4. Step 4: Simplify right side
    150,033.45x = 17,885,082,595.90
  5. Step 5: Solve for x
    x = 17,885,082,595.90/150,033.45
  6. Step 6: Final answer
    x = 119,207.30

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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.