Home / 150,767.10-226,150.65-79,908.30

Finding the Fourth Proportional to 150,767.10, 226,150.65 and 79,908.30

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Solution

The fourth proportional to 150,767.10, 226,150.65 and 79,908.30 is: 119,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,767.10 : 226,150.65 = 79,908.30 : x
  2. Step 2: Convert to fraction form
    150,767.10/226,150.65 = 79,908.30/x
  3. Step 3: Cross multiply
    150,767.10x = 226,150.65 × 79,908.30
  4. Step 4: Simplify right side
    150,767.10x = 18,071,313,985.40
  5. Step 5: Solve for x
    x = 18,071,313,985.40/150,767.10
  6. Step 6: Final answer
    x = 119,862.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.