Home / 75,712.69-104,386.46-62,050.43

Finding the Fourth Proportional to 75,712.69, 104,386.46 and 62,050.43

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Solution

The fourth proportional to 75,712.69, 104,386.46 and 62,050.43 is: 85,550.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,712.69 : 104,386.46 = 62,050.43 : x
  2. Step 2: Convert to fraction form
    75,712.69/104,386.46 = 62,050.43/x
  3. Step 3: Cross multiply
    75,712.69x = 104,386.46 × 62,050.43
  4. Step 4: Simplify right side
    75,712.69x = 6,477,225,145.27
  5. Step 5: Solve for x
    x = 6,477,225,145.27/75,712.69
  6. Step 6: Final answer
    x = 85,550.06

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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.