Home / 62,904.32-86,793.69-45,917.81

Finding the Fourth Proportional to 62,904.32, 86,793.69 and 45,917.81

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Solution

The fourth proportional to 62,904.32, 86,793.69 and 45,917.81 is: 63,356.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,904.32 : 86,793.69 = 45,917.81 : x
  2. Step 2: Convert to fraction form
    62,904.32/86,793.69 = 45,917.81/x
  3. Step 3: Cross multiply
    62,904.32x = 86,793.69 × 45,917.81
  4. Step 4: Simplify right side
    62,904.32x = 3,985,375,732.65
  5. Step 5: Solve for x
    x = 3,985,375,732.65/62,904.32
  6. Step 6: Final answer
    x = 63,356.16

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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.