Home / 56,007.96-77,184.69-40,064.76

Finding the Fourth Proportional to 56,007.96, 77,184.69 and 40,064.76

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Solution

The fourth proportional to 56,007.96, 77,184.69 and 40,064.76 is: 55,213.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,007.96 : 77,184.69 = 40,064.76 : x
  2. Step 2: Convert to fraction form
    56,007.96/77,184.69 = 40,064.76/x
  3. Step 3: Cross multiply
    56,007.96x = 77,184.69 × 40,064.76
  4. Step 4: Simplify right side
    56,007.96x = 3,092,386,080.52
  5. Step 5: Solve for x
    x = 3,092,386,080.52/56,007.96
  6. Step 6: Final answer
    x = 55,213.33

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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.