Home / 47,837.94-66,008.90-27,690.89

Finding the Fourth Proportional to 47,837.94, 66,008.90 and 27,690.89

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Solution

The fourth proportional to 47,837.94, 66,008.90 and 27,690.89 is: 38,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,837.94 : 66,008.90 = 27,690.89 : x
  2. Step 2: Convert to fraction form
    47,837.94/66,008.90 = 27,690.89/x
  3. Step 3: Cross multiply
    47,837.94x = 66,008.90 × 27,690.89
  4. Step 4: Simplify right side
    47,837.94x = 1,827,844,720.42
  5. Step 5: Solve for x
    x = 1,827,844,720.42/47,837.94
  6. Step 6: Final answer
    x = 38,209.10

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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.