Home / 63,986.16-88,309.44-38,836.08

Finding the Fourth Proportional to 63,986.16, 88,309.44 and 38,836.08

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Solution

The fourth proportional to 63,986.16, 88,309.44 and 38,836.08 is: 53,598.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,986.16 : 88,309.44 = 38,836.08 : x
  2. Step 2: Convert to fraction form
    63,986.16/88,309.44 = 38,836.08/x
  3. Step 3: Cross multiply
    63,986.16x = 88,309.44 × 38,836.08
  4. Step 4: Simplify right side
    63,986.16x = 3,429,592,476.60
  5. Step 5: Solve for x
    x = 3,429,592,476.60/63,986.16
  6. Step 6: Final answer
    x = 53,598.97

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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.