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Finding the Fourth Proportional to 168,476.76, 232,491.80 and 93,023.64

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Solution

The fourth proportional to 168,476.76, 232,491.80 and 93,023.64 is: 128,369.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,476.76 : 232,491.80 = 93,023.64 : x
  2. Step 2: Convert to fraction form
    168,476.76/232,491.80 = 93,023.64/x
  3. Step 3: Cross multiply
    168,476.76x = 232,491.80 × 93,023.64
  4. Step 4: Simplify right side
    168,476.76x = 21,627,233,506.15
  5. Step 5: Solve for x
    x = 21,627,233,506.15/168,476.76
  6. Step 6: Final answer
    x = 128,369.24

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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.