Home / 69,984.24-96,581.28-38,154.96

Finding the Fourth Proportional to 69,984.24, 96,581.28 and 38,154.96

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Solution

The fourth proportional to 69,984.24, 96,581.28 and 38,154.96 is: 52,655.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984.24 : 96,581.28 = 38,154.96 : x
  2. Step 2: Convert to fraction form
    69,984.24/96,581.28 = 38,154.96/x
  3. Step 3: Cross multiply
    69,984.24x = 96,581.28 × 38,154.96
  4. Step 4: Simplify right side
    69,984.24x = 3,685,054,875.15
  5. Step 5: Solve for x
    x = 3,685,054,875.15/69,984.24
  6. Step 6: Final answer
    x = 52,655.50

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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.