Home / 54,044.61-74,580.32-30,173.51

Finding the Fourth Proportional to 54,044.61, 74,580.32 and 30,173.51

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Solution

The fourth proportional to 54,044.61, 74,580.32 and 30,173.51 is: 41,638.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,044.61 : 74,580.32 = 30,173.51 : x
  2. Step 2: Convert to fraction form
    54,044.61/74,580.32 = 30,173.51/x
  3. Step 3: Cross multiply
    54,044.61x = 74,580.32 × 30,173.51
  4. Step 4: Simplify right side
    54,044.61x = 2,250,349,507.55
  5. Step 5: Solve for x
    x = 2,250,349,507.55/54,044.61
  6. Step 6: Final answer
    x = 41,638.74

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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.