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Finding the Fourth Proportional to 106,393.50, 146,851.29 and 62,824.23

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Solution

The fourth proportional to 106,393.50, 146,851.29 and 62,824.23 is: 86,714.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,393.50 : 146,851.29 = 62,824.23 : x
  2. Step 2: Convert to fraction form
    106,393.50/146,851.29 = 62,824.23/x
  3. Step 3: Cross multiply
    106,393.50x = 146,851.29 × 62,824.23
  4. Step 4: Simplify right side
    106,393.50x = 9,225,819,218.76
  5. Step 5: Solve for x
    x = 9,225,819,218.76/106,393.50
  6. Step 6: Final answer
    x = 86,714.12

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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.