Home / 277,013.23-382,255.29-156,184.23

Finding the Fourth Proportional to 277,013.23, 382,255.29 and 156,184.23

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Solution

The fourth proportional to 277,013.23, 382,255.29 and 156,184.23 is: 215,521.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,013.23 : 382,255.29 = 156,184.23 : x
  2. Step 2: Convert to fraction form
    277,013.23/382,255.29 = 156,184.23/x
  3. Step 3: Cross multiply
    277,013.23x = 382,255.29 × 156,184.23
  4. Step 4: Simplify right side
    277,013.23x = 59,702,248,132.08
  5. Step 5: Solve for x
    x = 59,702,248,132.08/277,013.23
  6. Step 6: Final answer
    x = 215,521.29

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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.