Home / 75,371.24-104,005.32-45,156.08

Finding the Fourth Proportional to 75,371.24, 104,005.32 and 45,156.08

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Solution

The fourth proportional to 75,371.24, 104,005.32 and 45,156.08 is: 62,311.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,371.24 : 104,005.32 = 45,156.08 : x
  2. Step 2: Convert to fraction form
    75,371.24/104,005.32 = 45,156.08/x
  3. Step 3: Cross multiply
    75,371.24x = 104,005.32 × 45,156.08
  4. Step 4: Simplify right side
    75,371.24x = 4,696,472,550.35
  5. Step 5: Solve for x
    x = 4,696,472,550.35/75,371.24
  6. Step 6: Final answer
    x = 62,311.20

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1.5x scale

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.