Home / 73,929.30-110,963.55-38,894.10

Finding the Fourth Proportional to 73,929.30, 110,963.55 and 38,894.10

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Solution

The fourth proportional to 73,929.30, 110,963.55 and 38,894.10 is: 58,377.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,929.30 : 110,963.55 = 38,894.10 : x
  2. Step 2: Convert to fraction form
    73,929.30/110,963.55 = 38,894.10/x
  3. Step 3: Cross multiply
    73,929.30x = 110,963.55 × 38,894.10
  4. Step 4: Simplify right side
    73,929.30x = 4,315,827,410.06
  5. Step 5: Solve for x
    x = 4,315,827,410.06/73,929.30
  6. Step 6: Final answer
    x = 58,377.77

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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.