Home / 185,680.26-256,244.04-100,802.88

Finding the Fourth Proportional to 185,680.26, 256,244.04 and 100,802.88

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Solution

The fourth proportional to 185,680.26, 256,244.04 and 100,802.88 is: 139,110.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,680.26 : 256,244.04 = 100,802.88 : x
  2. Step 2: Convert to fraction form
    185,680.26/256,244.04 = 100,802.88/x
  3. Step 3: Cross multiply
    185,680.26x = 256,244.04 × 100,802.88
  4. Step 4: Simplify right side
    185,680.26x = 25,830,137,214.84
  5. Step 5: Solve for x
    x = 25,830,137,214.84/185,680.26
  6. Step 6: Final answer
    x = 139,110.84

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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.