Home / 47,987.06-66,222.21-26,767.68

Finding the Fourth Proportional to 47,987.06, 66,222.21 and 26,767.68

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Solution

The fourth proportional to 47,987.06, 66,222.21 and 26,767.68 is: 36,939.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,987.06 : 66,222.21 = 26,767.68 : x
  2. Step 2: Convert to fraction form
    47,987.06/66,222.21 = 26,767.68/x
  3. Step 3: Cross multiply
    47,987.06x = 66,222.21 × 26,767.68
  4. Step 4: Simplify right side
    47,987.06x = 1,772,614,926.17
  5. Step 5: Solve for x
    x = 1,772,614,926.17/47,987.06
  6. Step 6: Final answer
    x = 36,939.44

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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.