Home / 111,254.37-153,542.04-63,514.92

Finding the Fourth Proportional to 111,254.37, 153,542.04 and 63,514.92

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Solution

The fourth proportional to 111,254.37, 153,542.04 and 63,514.92 is: 87,656.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,254.37 : 153,542.04 = 63,514.92 : x
  2. Step 2: Convert to fraction form
    111,254.37/153,542.04 = 63,514.92/x
  3. Step 3: Cross multiply
    111,254.37x = 153,542.04 × 63,514.92
  4. Step 4: Simplify right side
    111,254.37x = 9,752,210,387.24
  5. Step 5: Solve for x
    x = 9,752,210,387.24/111,254.37
  6. Step 6: Final answer
    x = 87,656.87

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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.