Home / 77,562.06-107,032.76-43,108.93

Finding the Fourth Proportional to 77,562.06, 107,032.76 and 43,108.93

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Solution

The fourth proportional to 77,562.06, 107,032.76 and 43,108.93 is: 59,488.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,562.06 : 107,032.76 = 43,108.93 : x
  2. Step 2: Convert to fraction form
    77,562.06/107,032.76 = 43,108.93/x
  3. Step 3: Cross multiply
    77,562.06x = 107,032.76 × 43,108.93
  4. Step 4: Simplify right side
    77,562.06x = 4,614,067,236.39
  5. Step 5: Solve for x
    x = 4,614,067,236.39/77,562.06
  6. Step 6: Final answer
    x = 59,488.72

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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.