Home / 54,127.02-74,695.08-30,253.68

Finding the Fourth Proportional to 54,127.02, 74,695.08 and 30,253.68

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Solution

The fourth proportional to 54,127.02, 74,695.08 and 30,253.68 is: 41,749.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,127.02 : 74,695.08 = 30,253.68 : x
  2. Step 2: Convert to fraction form
    54,127.02/74,695.08 = 30,253.68/x
  3. Step 3: Cross multiply
    54,127.02x = 74,695.08 × 30,253.68
  4. Step 4: Simplify right side
    54,127.02x = 2,259,801,047.89
  5. Step 5: Solve for x
    x = 2,259,801,047.89/54,127.02
  6. Step 6: Final answer
    x = 41,749.96

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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.