Home / 76,521.24-105,628.14-44,700.39

Finding the Fourth Proportional to 76,521.24, 105,628.14 and 44,700.39

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Solution

The fourth proportional to 76,521.24, 105,628.14 and 44,700.39 is: 61,703.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,521.24 : 105,628.14 = 44,700.39 : x
  2. Step 2: Convert to fraction form
    76,521.24/105,628.14 = 44,700.39/x
  3. Step 3: Cross multiply
    76,521.24x = 105,628.14 × 44,700.39
  4. Step 4: Simplify right side
    76,521.24x = 4,721,619,052.97
  5. Step 5: Solve for x
    x = 4,721,619,052.97/76,521.24
  6. Step 6: Final answer
    x = 61,703.38

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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.