Home / 47,385.80-65,392.89-26,165.01

Finding the Fourth Proportional to 47,385.80, 65,392.89 and 26,165.01

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Solution

The fourth proportional to 47,385.80, 65,392.89 and 26,165.01 is: 36,107.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,385.80 : 65,392.89 = 26,165.01 : x
  2. Step 2: Convert to fraction form
    47,385.80/65,392.89 = 26,165.01/x
  3. Step 3: Cross multiply
    47,385.80x = 65,392.89 × 26,165.01
  4. Step 4: Simplify right side
    47,385.80x = 1,711,005,620.78
  5. Step 5: Solve for x
    x = 1,711,005,620.78/47,385.80
  6. Step 6: Final answer
    x = 36,107.99

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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.