Home / 47,842.89-66,021.55-26,621.70

Finding the Fourth Proportional to 47,842.89, 66,021.55 and 26,621.70

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Solution

The fourth proportional to 47,842.89, 66,021.55 and 26,621.70 is: 36,737.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,842.89 : 66,021.55 = 26,621.70 : x
  2. Step 2: Convert to fraction form
    47,842.89/66,021.55 = 26,621.70/x
  3. Step 3: Cross multiply
    47,842.89x = 66,021.55 × 26,621.70
  4. Step 4: Simplify right side
    47,842.89x = 1,757,605,897.64
  5. Step 5: Solve for x
    x = 1,757,605,897.64/47,842.89
  6. Step 6: Final answer
    x = 36,737.03

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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.