Home / 54,130.23-74,699.51-30,256.88

Finding the Fourth Proportional to 54,130.23, 74,699.51 and 30,256.88

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Solution

The fourth proportional to 54,130.23, 74,699.51 and 30,256.88 is: 41,754.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,130.23 : 74,699.51 = 30,256.88 : x
  2. Step 2: Convert to fraction form
    54,130.23/74,699.51 = 30,256.88/x
  3. Step 3: Cross multiply
    54,130.23x = 74,699.51 × 30,256.88
  4. Step 4: Simplify right side
    54,130.23x = 2,260,173,585.35
  5. Step 5: Solve for x
    x = 2,260,173,585.35/54,130.23
  6. Step 6: Final answer
    x = 41,754.37

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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.