Home / 277,124.34-382,399.08-156,258.42

Finding the Fourth Proportional to 277,124.34, 382,399.08 and 156,258.42

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Solution

The fourth proportional to 277,124.34, 382,399.08 and 156,258.42 is: 215,618.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,124.34 : 382,399.08 = 156,258.42 : x
  2. Step 2: Convert to fraction form
    277,124.34/382,399.08 = 156,258.42/x
  3. Step 3: Cross multiply
    277,124.34x = 382,399.08 × 156,258.42
  4. Step 4: Simplify right side
    277,124.34x = 59,753,076,050.25
  5. Step 5: Solve for x
    x = 59,753,076,050.25/277,124.34
  6. Step 6: Final answer
    x = 215,618.29

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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.