Home / 277,165.08-382,482.48-156,304.20

Finding the Fourth Proportional to 277,165.08, 382,482.48 and 156,304.20

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Solution

The fourth proportional to 277,165.08, 382,482.48 and 156,304.20 is: 215,696.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,165.08 : 382,482.48 = 156,304.20 : x
  2. Step 2: Convert to fraction form
    277,165.08/382,482.48 = 156,304.20/x
  3. Step 3: Cross multiply
    277,165.08x = 382,482.48 × 156,304.20
  4. Step 4: Simplify right side
    277,165.08x = 59,783,618,050.42
  5. Step 5: Solve for x
    x = 59,783,618,050.42/277,165.08
  6. Step 6: Final answer
    x = 215,696.79

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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.