Home / 47,719.72-65,862.89-27,577.45

Finding the Fourth Proportional to 47,719.72, 65,862.89 and 27,577.45

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Solution

The fourth proportional to 47,719.72, 65,862.89 and 27,577.45 is: 38,062.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,719.72 : 65,862.89 = 27,577.45 : x
  2. Step 2: Convert to fraction form
    47,719.72/65,862.89 = 27,577.45/x
  3. Step 3: Cross multiply
    47,719.72x = 65,862.89 × 27,577.45
  4. Step 4: Simplify right side
    47,719.72x = 1,816,330,555.83
  5. Step 5: Solve for x
    x = 1,816,330,555.83/47,719.72
  6. Step 6: Final answer
    x = 38,062.47

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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.