Home / 69,747.76-104,666.04-25,370.20

Finding the Fourth Proportional to 69,747.76, 104,666.04 and 25,370.20

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Solution

The fourth proportional to 69,747.76, 104,666.04 and 25,370.20 is: 38,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,747.76 : 104,666.04 = 25,370.20 : x
  2. Step 2: Convert to fraction form
    69,747.76/104,666.04 = 25,370.20/x
  3. Step 3: Cross multiply
    69,747.76x = 104,666.04 × 25,370.20
  4. Step 4: Simplify right side
    69,747.76x = 2,655,398,368.01
  5. Step 5: Solve for x
    x = 2,655,398,368.01/69,747.76
  6. Step 6: Final answer
    x = 38,071.45

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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.