Home / 54,403.02-75,068.82-31,749.84

Finding the Fourth Proportional to 54,403.02, 75,068.82 and 31,749.84

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Solution

The fourth proportional to 54,403.02, 75,068.82 and 31,749.84 is: 43,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,403.02 : 75,068.82 = 31,749.84 : x
  2. Step 2: Convert to fraction form
    54,403.02/75,068.82 = 31,749.84/x
  3. Step 3: Cross multiply
    54,403.02x = 75,068.82 × 31,749.84
  4. Step 4: Simplify right side
    54,403.02x = 2,383,423,023.99
  5. Step 5: Solve for x
    x = 2,383,423,023.99/54,403.02
  6. Step 6: Final answer
    x = 43,810.49

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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.