Home / 82,353.92-113,588.40-52,144.16

Finding the Fourth Proportional to 82,353.92, 113,588.40 and 52,144.16

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Solution

The fourth proportional to 82,353.92, 113,588.40 and 52,144.16 is: 71,920.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,353.92 : 113,588.40 = 52,144.16 : x
  2. Step 2: Convert to fraction form
    82,353.92/113,588.40 = 52,144.16/x
  3. Step 3: Cross multiply
    82,353.92x = 113,588.40 × 52,144.16
  4. Step 4: Simplify right side
    82,353.92x = 5,922,971,703.74
  5. Step 5: Solve for x
    x = 5,922,971,703.74/82,353.92
  6. Step 6: Final answer
    x = 71,920.94

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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.