Home / 203,630.27-280,013.29-176,726.07

Finding the Fourth Proportional to 203,630.27, 280,013.29 and 176,726.07

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Solution

The fourth proportional to 203,630.27, 280,013.29 and 176,726.07 is: 243,017.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,630.27 : 280,013.29 = 176,726.07 : x
  2. Step 2: Convert to fraction form
    203,630.27/280,013.29 = 176,726.07/x
  3. Step 3: Cross multiply
    203,630.27x = 280,013.29 × 176,726.07
  4. Step 4: Simplify right side
    203,630.27x = 49,485,646,889.40
  5. Step 5: Solve for x
    x = 49,485,646,889.40/203,630.27
  6. Step 6: Final answer
    x = 243,017.15

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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.