Home / 48,124.73-72,138.64-20,060.33

Finding the Fourth Proportional to 48,124.73, 72,138.64 and 20,060.33

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Solution

The fourth proportional to 48,124.73, 72,138.64 and 20,060.33 is: 30,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,124.73 : 72,138.64 = 20,060.33 : x
  2. Step 2: Convert to fraction form
    48,124.73/72,138.64 = 20,060.33/x
  3. Step 3: Cross multiply
    48,124.73x = 72,138.64 × 20,060.33
  4. Step 4: Simplify right side
    48,124.73x = 1,447,124,513.31
  5. Step 5: Solve for x
    x = 1,447,124,513.31/48,124.73
  6. Step 6: Final answer
    x = 30,070.29

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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.