Home / 196,156.64-270,726.36-111,255.68

Finding the Fourth Proportional to 196,156.64, 270,726.36 and 111,255.68

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Solution

The fourth proportional to 196,156.64, 270,726.36 and 111,255.68 is: 153,549.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,156.64 : 270,726.36 = 111,255.68 : x
  2. Step 2: Convert to fraction form
    196,156.64/270,726.36 = 111,255.68/x
  3. Step 3: Cross multiply
    196,156.64x = 270,726.36 × 111,255.68
  4. Step 4: Simplify right side
    196,156.64x = 30,119,845,275.72
  5. Step 5: Solve for x
    x = 30,119,845,275.72/196,156.64
  6. Step 6: Final answer
    x = 153,549.97

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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.