Home / 54,219.93-74,809.26-31,244.10

Finding the Fourth Proportional to 54,219.93, 74,809.26 and 31,244.10

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Solution

The fourth proportional to 54,219.93, 74,809.26 and 31,244.10 is: 43,108.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,219.93 : 74,809.26 = 31,244.10 : x
  2. Step 2: Convert to fraction form
    54,219.93/74,809.26 = 31,244.10/x
  3. Step 3: Cross multiply
    54,219.93x = 74,809.26 × 31,244.10
  4. Step 4: Simplify right side
    54,219.93x = 2,337,348,000.37
  5. Step 5: Solve for x
    x = 2,337,348,000.37/54,219.93
  6. Step 6: Final answer
    x = 43,108.65

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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.