Home / 277,737.59-383,309.05-156,886.66

Finding the Fourth Proportional to 277,737.59, 383,309.05 and 156,886.66

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Solution

The fourth proportional to 277,737.59, 383,309.05 and 156,886.66 is: 216,521.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,737.59 : 383,309.05 = 156,886.66 : x
  2. Step 2: Convert to fraction form
    277,737.59/383,309.05 = 156,886.66/x
  3. Step 3: Cross multiply
    277,737.59x = 383,309.05 × 156,886.66
  4. Step 4: Simplify right side
    277,737.59x = 60,136,076,602.27
  5. Step 5: Solve for x
    x = 60,136,076,602.27/277,737.59
  6. Step 6: Final answer
    x = 216,521.20

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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.