Home / 185,908.24-278,862.36-45,666.84

Finding the Fourth Proportional to 185,908.24, 278,862.36 and 45,666.84

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Solution

The fourth proportional to 185,908.24, 278,862.36 and 45,666.84 is: 68,500.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,908.24 : 278,862.36 = 45,666.84 : x
  2. Step 2: Convert to fraction form
    185,908.24/278,862.36 = 45,666.84/x
  3. Step 3: Cross multiply
    185,908.24x = 278,862.36 × 45,666.84
  4. Step 4: Simplify right side
    185,908.24x = 12,734,762,776.14
  5. Step 5: Solve for x
    x = 12,734,762,776.14/185,908.24
  6. Step 6: Final answer
    x = 68,500.26

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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.