Home / 111,272.04-153,569.70-63,514.44

Finding the Fourth Proportional to 111,272.04, 153,569.70 and 63,514.44

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Solution

The fourth proportional to 111,272.04, 153,569.70 and 63,514.44 is: 87,658.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,272.04 : 153,569.70 = 63,514.44 : x
  2. Step 2: Convert to fraction form
    111,272.04/153,569.70 = 63,514.44/x
  3. Step 3: Cross multiply
    111,272.04x = 153,569.70 × 63,514.44
  4. Step 4: Simplify right side
    111,272.04x = 9,753,893,496.47
  5. Step 5: Solve for x
    x = 9,753,893,496.47/111,272.04
  6. Step 6: Final answer
    x = 87,658.08

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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.