Home / 53,200.48-79,814.40-28,224.96

Finding the Fourth Proportional to 53,200.48, 79,814.40 and 28,224.96

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Solution

The fourth proportional to 53,200.48, 79,814.40 and 28,224.96 is: 42,344.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,200.48 : 79,814.40 = 28,224.96 : x
  2. Step 2: Convert to fraction form
    53,200.48/79,814.40 = 28,224.96/x
  3. Step 3: Cross multiply
    53,200.48x = 79,814.40 × 28,224.96
  4. Step 4: Simplify right side
    53,200.48x = 2,252,758,247.42
  5. Step 5: Solve for x
    x = 2,252,758,247.42/53,200.48
  6. Step 6: Final answer
    x = 42,344.70

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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.