Home / 101,128.04-151,695.88-26,246.24

Finding the Fourth Proportional to 101,128.04, 151,695.88 and 26,246.24

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Solution

The fourth proportional to 101,128.04, 151,695.88 and 26,246.24 is: 39,370.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,128.04 : 151,695.88 = 26,246.24 : x
  2. Step 2: Convert to fraction form
    101,128.04/151,695.88 = 26,246.24/x
  3. Step 3: Cross multiply
    101,128.04x = 151,695.88 × 26,246.24
  4. Step 4: Simplify right side
    101,128.04x = 3,981,446,473.49
  5. Step 5: Solve for x
    x = 3,981,446,473.49/101,128.04
  6. Step 6: Final answer
    x = 39,370.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.