Home / 57,383.10-79,187.09-31,888.82

Finding the Fourth Proportional to 57,383.10, 79,187.09 and 31,888.82

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Solution

The fourth proportional to 57,383.10, 79,187.09 and 31,888.82 is: 44,005.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,383.10 : 79,187.09 = 31,888.82 : x
  2. Step 2: Convert to fraction form
    57,383.10/79,187.09 = 31,888.82/x
  3. Step 3: Cross multiply
    57,383.10x = 79,187.09 × 31,888.82
  4. Step 4: Simplify right side
    57,383.10x = 2,525,182,303.95
  5. Step 5: Solve for x
    x = 2,525,182,303.95/57,383.10
  6. Step 6: Final answer
    x = 44,005.68

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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.