Home / 48,300.08-66,654.28-30,406.92

Finding the Fourth Proportional to 48,300.08, 66,654.28 and 30,406.92

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Solution

The fourth proportional to 48,300.08, 66,654.28 and 30,406.92 is: 41,961.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,300.08 : 66,654.28 = 30,406.92 : x
  2. Step 2: Convert to fraction form
    48,300.08/66,654.28 = 30,406.92/x
  3. Step 3: Cross multiply
    48,300.08x = 66,654.28 × 30,406.92
  4. Step 4: Simplify right side
    48,300.08x = 2,026,751,359.62
  5. Step 5: Solve for x
    x = 2,026,751,359.62/48,300.08
  6. Step 6: Final answer
    x = 41,961.66

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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.