Home / 82,248.03-123,378.50-26,091.34

Finding the Fourth Proportional to 82,248.03, 123,378.50 and 26,091.34

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Solution

The fourth proportional to 82,248.03, 123,378.50 and 26,091.34 is: 39,139.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,248.03 : 123,378.50 = 26,091.34 : x
  2. Step 2: Convert to fraction form
    82,248.03/123,378.50 = 26,091.34/x
  3. Step 3: Cross multiply
    82,248.03x = 123,378.50 × 26,091.34
  4. Step 4: Simplify right side
    82,248.03x = 3,219,110,148.97
  5. Step 5: Solve for x
    x = 3,219,110,148.97/82,248.03
  6. Step 6: Final answer
    x = 39,139.05

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1.5x scale

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.