Home / 35,123.80-52,660.10-14,336.60

Finding the Fourth Proportional to 35,123.80, 52,660.10 and 14,336.60

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Solution

The fourth proportional to 35,123.80, 52,660.10 and 14,336.60 is: 21,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,123.80 : 52,660.10 = 14,336.60 : x
  2. Step 2: Convert to fraction form
    35,123.80/52,660.10 = 14,336.60/x
  3. Step 3: Cross multiply
    35,123.80x = 52,660.10 × 14,336.60
  4. Step 4: Simplify right side
    35,123.80x = 754,966,789.66
  5. Step 5: Solve for x
    x = 754,966,789.66/35,123.80
  6. Step 6: Final answer
    x = 21,494.45

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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.