Home / 62,119.60-85,703.19-40,621.93

Finding the Fourth Proportional to 62,119.60, 85,703.19 and 40,621.93

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Solution

The fourth proportional to 62,119.60, 85,703.19 and 40,621.93 is: 56,043.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,119.60 : 85,703.19 = 40,621.93 : x
  2. Step 2: Convert to fraction form
    62,119.60/85,703.19 = 40,621.93/x
  3. Step 3: Cross multiply
    62,119.60x = 85,703.19 × 40,621.93
  4. Step 4: Simplify right side
    62,119.60x = 3,481,428,984.96
  5. Step 5: Solve for x
    x = 3,481,428,984.96/62,119.60
  6. Step 6: Final answer
    x = 56,043.97

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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.