Home / 118,144.38-177,298.65-48,023.76

Finding the Fourth Proportional to 118,144.38, 177,298.65 and 48,023.76

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Solution

The fourth proportional to 118,144.38, 177,298.65 and 48,023.76 is: 72,069.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,144.38 : 177,298.65 = 48,023.76 : x
  2. Step 2: Convert to fraction form
    118,144.38/177,298.65 = 48,023.76/x
  3. Step 3: Cross multiply
    118,144.38x = 177,298.65 × 48,023.76
  4. Step 4: Simplify right side
    118,144.38x = 8,514,547,815.92
  5. Step 5: Solve for x
    x = 8,514,547,815.92/118,144.38
  6. Step 6: Final answer
    x = 72,069.00

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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.