Home / 54,638.66-75,328.62-40,968.54

Finding the Fourth Proportional to 54,638.66, 75,328.62 and 40,968.54

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Solution

The fourth proportional to 54,638.66, 75,328.62 and 40,968.54 is: 56,482.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,638.66 : 75,328.62 = 40,968.54 : x
  2. Step 2: Convert to fraction form
    54,638.66/75,328.62 = 40,968.54/x
  3. Step 3: Cross multiply
    54,638.66x = 75,328.62 × 40,968.54
  4. Step 4: Simplify right side
    54,638.66x = 3,086,103,581.61
  5. Step 5: Solve for x
    x = 3,086,103,581.61/54,638.66
  6. Step 6: Final answer
    x = 56,482.06

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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.