Home / 111,252.24-153,539.10-63,512.76

Finding the Fourth Proportional to 111,252.24, 153,539.10 and 63,512.76

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Solution

The fourth proportional to 111,252.24, 153,539.10 and 63,512.76 is: 87,653.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,252.24 : 153,539.10 = 63,512.76 : x
  2. Step 2: Convert to fraction form
    111,252.24/153,539.10 = 63,512.76/x
  3. Step 3: Cross multiply
    111,252.24x = 153,539.10 × 63,512.76
  4. Step 4: Simplify right side
    111,252.24x = 9,751,692,008.92
  5. Step 5: Solve for x
    x = 9,751,692,008.92/111,252.24
  6. Step 6: Final answer
    x = 87,653.89

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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.