Home / 54,316.02-74,954.80-30,116.86

Finding the Fourth Proportional to 54,316.02, 74,954.80 and 30,116.86

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Solution

The fourth proportional to 54,316.02, 74,954.80 and 30,116.86 is: 41,560.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,316.02 : 74,954.80 = 30,116.86 : x
  2. Step 2: Convert to fraction form
    54,316.02/74,954.80 = 30,116.86/x
  3. Step 3: Cross multiply
    54,316.02x = 74,954.80 × 30,116.86
  4. Step 4: Simplify right side
    54,316.02x = 2,257,403,217.93
  5. Step 5: Solve for x
    x = 2,257,403,217.93/54,316.02
  6. Step 6: Final answer
    x = 41,560.54

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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.