Home / 71,554.03-98,734.78-42,867.27

Finding the Fourth Proportional to 71,554.03, 98,734.78 and 42,867.27

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Solution

The fourth proportional to 71,554.03, 98,734.78 and 42,867.27 is: 59,150.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,554.03 : 98,734.78 = 42,867.27 : x
  2. Step 2: Convert to fraction form
    71,554.03/98,734.78 = 42,867.27/x
  3. Step 3: Cross multiply
    71,554.03x = 98,734.78 × 42,867.27
  4. Step 4: Simplify right side
    71,554.03x = 4,232,490,472.65
  5. Step 5: Solve for x
    x = 4,232,490,472.65/71,554.03
  6. Step 6: Final answer
    x = 59,150.98

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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.