Home / 48,001.03-71,970.62-19,940.40

Finding the Fourth Proportional to 48,001.03, 71,970.62 and 19,940.40

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Solution

The fourth proportional to 48,001.03, 71,970.62 and 19,940.40 is: 29,897.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,001.03 : 71,970.62 = 19,940.40 : x
  2. Step 2: Convert to fraction form
    48,001.03/71,970.62 = 19,940.40/x
  3. Step 3: Cross multiply
    48,001.03x = 71,970.62 × 19,940.40
  4. Step 4: Simplify right side
    48,001.03x = 1,435,122,951.05
  5. Step 5: Solve for x
    x = 1,435,122,951.05/48,001.03
  6. Step 6: Final answer
    x = 29,897.75

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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.