Home / 47,820.15-65,987.19-27,673.02

Finding the Fourth Proportional to 47,820.15, 65,987.19 and 27,673.02

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Solution

The fourth proportional to 47,820.15, 65,987.19 and 27,673.02 is: 38,186.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,820.15 : 65,987.19 = 27,673.02 : x
  2. Step 2: Convert to fraction form
    47,820.15/65,987.19 = 27,673.02/x
  3. Step 3: Cross multiply
    47,820.15x = 65,987.19 × 27,673.02
  4. Step 4: Simplify right side
    47,820.15x = 1,826,064,828.61
  5. Step 5: Solve for x
    x = 1,826,064,828.61/47,820.15
  6. Step 6: Final answer
    x = 38,186.10

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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.