Home / 52,423.56-72,345.34-28,550.20

Finding the Fourth Proportional to 52,423.56, 72,345.34 and 28,550.20

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Solution

The fourth proportional to 52,423.56, 72,345.34 and 28,550.20 is: 39,399.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,423.56 : 72,345.34 = 28,550.20 : x
  2. Step 2: Convert to fraction form
    52,423.56/72,345.34 = 28,550.20/x
  3. Step 3: Cross multiply
    52,423.56x = 72,345.34 × 28,550.20
  4. Step 4: Simplify right side
    52,423.56x = 2,065,473,926.07
  5. Step 5: Solve for x
    x = 2,065,473,926.07/52,423.56
  6. Step 6: Final answer
    x = 39,399.73

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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.