Home / 111,250.65-153,536.85-63,511.14

Finding the Fourth Proportional to 111,250.65, 153,536.85 and 63,511.14

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Solution

The fourth proportional to 111,250.65, 153,536.85 and 63,511.14 is: 87,651.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,250.65 : 153,536.85 = 63,511.14 : x
  2. Step 2: Convert to fraction form
    111,250.65/153,536.85 = 63,511.14/x
  3. Step 3: Cross multiply
    111,250.65x = 153,536.85 × 63,511.14
  4. Step 4: Simplify right side
    111,250.65x = 9,751,300,375.51
  5. Step 5: Solve for x
    x = 9,751,300,375.51/111,250.65
  6. Step 6: Final answer
    x = 87,651.63

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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.