Home / 53,557.76-73,893.12-31,185.92

Finding the Fourth Proportional to 53,557.76, 73,893.12 and 31,185.92

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Solution

The fourth proportional to 53,557.76, 73,893.12 and 31,185.92 is: 43,026.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,557.76 : 73,893.12 = 31,185.92 : x
  2. Step 2: Convert to fraction form
    53,557.76/73,893.12 = 31,185.92/x
  3. Step 3: Cross multiply
    53,557.76x = 73,893.12 × 31,185.92
  4. Step 4: Simplify right side
    53,557.76x = 2,304,424,928.87
  5. Step 5: Solve for x
    x = 2,304,424,928.87/53,557.76
  6. Step 6: Final answer
    x = 43,026.91

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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.