Home / 84,029.18-126,030.80-37,273.82

Finding the Fourth Proportional to 84,029.18, 126,030.80 and 37,273.82

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Solution

The fourth proportional to 84,029.18, 126,030.80 and 37,273.82 is: 55,904.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,029.18 : 126,030.80 = 37,273.82 : x
  2. Step 2: Convert to fraction form
    84,029.18/126,030.80 = 37,273.82/x
  3. Step 3: Cross multiply
    84,029.18x = 126,030.80 × 37,273.82
  4. Step 4: Simplify right side
    84,029.18x = 4,697,649,353.66
  5. Step 5: Solve for x
    x = 4,697,649,353.66/84,029.18
  6. Step 6: Final answer
    x = 55,904.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.