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Finding the Fourth Proportional to 235,228.16, 352,864.10 and 66,752.62

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Solution

The fourth proportional to 235,228.16, 352,864.10 and 66,752.62 is: 100,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,228.16 : 352,864.10 = 66,752.62 : x
  2. Step 2: Convert to fraction form
    235,228.16/352,864.10 = 66,752.62/x
  3. Step 3: Cross multiply
    235,228.16x = 352,864.10 × 66,752.62
  4. Step 4: Simplify right side
    235,228.16x = 23,554,602,463.66
  5. Step 5: Solve for x
    x = 23,554,602,463.66/235,228.16
  6. Step 6: Final answer
    x = 100,135.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.