Home / 63,186.24-87,196.80-38,037.12

Finding the Fourth Proportional to 63,186.24, 87,196.80 and 38,037.12

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Solution

The fourth proportional to 63,186.24, 87,196.80 and 38,037.12 is: 52,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,186.24 : 87,196.80 = 38,037.12 : x
  2. Step 2: Convert to fraction form
    63,186.24/87,196.80 = 38,037.12/x
  3. Step 3: Cross multiply
    63,186.24x = 87,196.80 × 38,037.12
  4. Step 4: Simplify right side
    63,186.24x = 3,316,715,145.22
  5. Step 5: Solve for x
    x = 3,316,715,145.22/63,186.24
  6. Step 6: Final answer
    x = 52,491.10

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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.