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Finding the Fourth Proportional to 153,472.46, 211,690.59 and 96,012.08

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Solution

The fourth proportional to 153,472.46, 211,690.59 and 96,012.08 is: 132,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,472.46 : 211,690.59 = 96,012.08 : x
  2. Step 2: Convert to fraction form
    153,472.46/211,690.59 = 96,012.08/x
  3. Step 3: Cross multiply
    153,472.46x = 211,690.59 × 96,012.08
  4. Step 4: Simplify right side
    153,472.46x = 20,324,853,862.33
  5. Step 5: Solve for x
    x = 20,324,853,862.33/153,472.46
  6. Step 6: Final answer
    x = 132,433.23

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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.