Home / 277,200.12-382,536.12-156,341.16

Finding the Fourth Proportional to 277,200.12, 382,536.12 and 156,341.16

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Solution

The fourth proportional to 277,200.12, 382,536.12 and 156,341.16 is: 215,750.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,200.12 : 382,536.12 = 156,341.16 : x
  2. Step 2: Convert to fraction form
    277,200.12/382,536.12 = 156,341.16/x
  3. Step 3: Cross multiply
    277,200.12x = 382,536.12 × 156,341.16
  4. Step 4: Simplify right side
    277,200.12x = 59,806,140,742.70
  5. Step 5: Solve for x
    x = 59,806,140,742.70/277,200.12
  6. Step 6: Final answer
    x = 215,750.78

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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.