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Finding the Fourth Proportional to 84,698.77, 126,826.20 and 59,602.95

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Solution

The fourth proportional to 84,698.77, 126,826.20 and 59,602.95 is: 89,248.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,698.77 : 126,826.20 = 59,602.95 : x
  2. Step 2: Convert to fraction form
    84,698.77/126,826.20 = 59,602.95/x
  3. Step 3: Cross multiply
    84,698.77x = 126,826.20 × 59,602.95
  4. Step 4: Simplify right side
    84,698.77x = 7,559,215,657.29
  5. Step 5: Solve for x
    x = 7,559,215,657.29/84,698.77
  6. Step 6: Final answer
    x = 89,248.23

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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.