Home / 84,338.18-126,528.03-59,426.88

Finding the Fourth Proportional to 84,338.18, 126,528.03 and 59,426.88

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Solution

The fourth proportional to 84,338.18, 126,528.03 and 59,426.88 is: 89,154.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,338.18 : 126,528.03 = 59,426.88 : x
  2. Step 2: Convert to fraction form
    84,338.18/126,528.03 = 59,426.88/x
  3. Step 3: Cross multiply
    84,338.18x = 126,528.03 × 59,426.88
  4. Step 4: Simplify right side
    84,338.18x = 7,519,166,055.45
  5. Step 5: Solve for x
    x = 7,519,166,055.45/84,338.18
  6. Step 6: Final answer
    x = 89,154.95

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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.