Home / 178,048.38-245,713.40-101,579.92

Finding the Fourth Proportional to 178,048.38, 245,713.40 and 101,579.92

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Solution

The fourth proportional to 178,048.38, 245,713.40 and 101,579.92 is: 140,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,048.38 : 245,713.40 = 101,579.92 : x
  2. Step 2: Convert to fraction form
    178,048.38/245,713.40 = 101,579.92/x
  3. Step 3: Cross multiply
    178,048.38x = 245,713.40 × 101,579.92
  4. Step 4: Simplify right side
    178,048.38x = 24,959,548,155.81
  5. Step 5: Solve for x
    x = 24,959,548,155.81/178,048.38
  6. Step 6: Final answer
    x = 140,184.08

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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.