Home / 73,778.14-101,814.15-40,244.86

Finding the Fourth Proportional to 73,778.14, 101,814.15 and 40,244.86

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Solution

The fourth proportional to 73,778.14, 101,814.15 and 40,244.86 is: 55,538.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,778.14 : 101,814.15 = 40,244.86 : x
  2. Step 2: Convert to fraction form
    73,778.14/101,814.15 = 40,244.86/x
  3. Step 3: Cross multiply
    73,778.14x = 101,814.15 × 40,244.86
  4. Step 4: Simplify right side
    73,778.14x = 4,097,496,212.77
  5. Step 5: Solve for x
    x = 4,097,496,212.77/73,778.14
  6. Step 6: Final answer
    x = 55,538.08

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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.