Home / 50,320.60-69,444.10-27,660.40

Finding the Fourth Proportional to 50,320.60, 69,444.10 and 27,660.40

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Solution

The fourth proportional to 50,320.60, 69,444.10 and 27,660.40 is: 38,172.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,320.60 : 69,444.10 = 27,660.40 : x
  2. Step 2: Convert to fraction form
    50,320.60/69,444.10 = 27,660.40/x
  3. Step 3: Cross multiply
    50,320.60x = 69,444.10 × 27,660.40
  4. Step 4: Simplify right side
    50,320.60x = 1,920,851,583.64
  5. Step 5: Solve for x
    x = 1,920,851,583.64/50,320.60
  6. Step 6: Final answer
    x = 38,172.27

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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.