Home / 48,347.15-66,719.43-27,131.40

Finding the Fourth Proportional to 48,347.15, 66,719.43 and 27,131.40

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Solution

The fourth proportional to 48,347.15, 66,719.43 and 27,131.40 is: 37,441.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,347.15 : 66,719.43 = 27,131.40 : x
  2. Step 2: Convert to fraction form
    48,347.15/66,719.43 = 27,131.40/x
  3. Step 3: Cross multiply
    48,347.15x = 66,719.43 × 27,131.40
  4. Step 4: Simplify right side
    48,347.15x = 1,810,191,543.10
  5. Step 5: Solve for x
    x = 1,810,191,543.10/48,347.15
  6. Step 6: Final answer
    x = 37,441.54

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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.