Home / 277,233.98-382,587.29-156,377.66

Finding the Fourth Proportional to 277,233.98, 382,587.29 and 156,377.66

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Solution

The fourth proportional to 277,233.98, 382,587.29 and 156,377.66 is: 215,803.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,233.98 : 382,587.29 = 156,377.66 : x
  2. Step 2: Convert to fraction form
    277,233.98/382,587.29 = 156,377.66/x
  3. Step 3: Cross multiply
    277,233.98x = 382,587.29 × 156,377.66
  4. Step 4: Simplify right side
    277,233.98x = 59,828,102,461.12
  5. Step 5: Solve for x
    x = 59,828,102,461.12/277,233.98
  6. Step 6: Final answer
    x = 215,803.65

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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.