Home / 63,106.56-87,071.52-38,571.16

Finding the Fourth Proportional to 63,106.56, 87,071.52 and 38,571.16

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Solution

The fourth proportional to 63,106.56, 87,071.52 and 38,571.16 is: 53,218.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,106.56 : 87,071.52 = 38,571.16 : x
  2. Step 2: Convert to fraction form
    63,106.56/87,071.52 = 38,571.16/x
  3. Step 3: Cross multiply
    63,106.56x = 87,071.52 × 38,571.16
  4. Step 4: Simplify right side
    63,106.56x = 3,358,449,529.36
  5. Step 5: Solve for x
    x = 3,358,449,529.36/63,106.56
  6. Step 6: Final answer
    x = 53,218.71

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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.