Home / 63,712.14-87,943.26-38,582.70

Finding the Fourth Proportional to 63,712.14, 87,943.26 and 38,582.70

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Solution

The fourth proportional to 63,712.14, 87,943.26 and 38,582.70 is: 53,256.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,712.14 : 87,943.26 = 38,582.70 : x
  2. Step 2: Convert to fraction form
    63,712.14/87,943.26 = 38,582.70/x
  3. Step 3: Cross multiply
    63,712.14x = 87,943.26 × 38,582.70
  4. Step 4: Simplify right side
    63,712.14x = 3,393,088,417.60
  5. Step 5: Solve for x
    x = 3,393,088,417.60/63,712.14
  6. Step 6: Final answer
    x = 53,256.54

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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.