Home / 48,501.06-66,940.65-30,360.21

Finding the Fourth Proportional to 48,501.06, 66,940.65 and 30,360.21

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Solution

The fourth proportional to 48,501.06, 66,940.65 and 30,360.21 is: 41,902.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,501.06 : 66,940.65 = 30,360.21 : x
  2. Step 2: Convert to fraction form
    48,501.06/66,940.65 = 30,360.21/x
  3. Step 3: Cross multiply
    48,501.06x = 66,940.65 × 30,360.21
  4. Step 4: Simplify right side
    48,501.06x = 2,032,332,191.54
  5. Step 5: Solve for x
    x = 2,032,332,191.54/48,501.06
  6. Step 6: Final answer
    x = 41,902.84

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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.