Home / 50,981.16-70,362.36-29,471.61

Finding the Fourth Proportional to 50,981.16, 70,362.36 and 29,471.61

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Solution

The fourth proportional to 50,981.16, 70,362.36 and 29,471.61 is: 40,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,981.16 : 70,362.36 = 29,471.61 : x
  2. Step 2: Convert to fraction form
    50,981.16/70,362.36 = 29,471.61/x
  3. Step 3: Cross multiply
    50,981.16x = 70,362.36 × 29,471.61
  4. Step 4: Simplify right side
    50,981.16x = 2,073,692,032.60
  5. Step 5: Solve for x
    x = 2,073,692,032.60/50,981.16
  6. Step 6: Final answer
    x = 40,675.65

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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.