Home / 47,588.72-65,678.27-27,445.60

Finding the Fourth Proportional to 47,588.72, 65,678.27 and 27,445.60

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Solution

The fourth proportional to 47,588.72, 65,678.27 and 27,445.60 is: 37,878.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,588.72 : 65,678.27 = 27,445.60 : x
  2. Step 2: Convert to fraction form
    47,588.72/65,678.27 = 27,445.60/x
  3. Step 3: Cross multiply
    47,588.72x = 65,678.27 × 27,445.60
  4. Step 4: Simplify right side
    47,588.72x = 1,802,579,527.11
  5. Step 5: Solve for x
    x = 1,802,579,527.11/47,588.72
  6. Step 6: Final answer
    x = 37,878.29

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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.