Home / 54,385.53-81,557.79-26,296.25

Finding the Fourth Proportional to 54,385.53, 81,557.79 and 26,296.25

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Solution

The fourth proportional to 54,385.53, 81,557.79 and 26,296.25 is: 39,434.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,385.53 : 81,557.79 = 26,296.25 : x
  2. Step 2: Convert to fraction form
    54,385.53/81,557.79 = 26,296.25/x
  3. Step 3: Cross multiply
    54,385.53x = 81,557.79 × 26,296.25
  4. Step 4: Simplify right side
    54,385.53x = 2,144,663,528.89
  5. Step 5: Solve for x
    x = 2,144,663,528.89/54,385.53
  6. Step 6: Final answer
    x = 39,434.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.