Home / 57,328.70-79,110.95-31,836.68

Finding the Fourth Proportional to 57,328.70, 79,110.95 and 31,836.68

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Solution

The fourth proportional to 57,328.70, 79,110.95 and 31,836.68 is: 43,933.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,328.70 : 79,110.95 = 31,836.68 : x
  2. Step 2: Convert to fraction form
    57,328.70/79,110.95 = 31,836.68/x
  3. Step 3: Cross multiply
    57,328.70x = 79,110.95 × 31,836.68
  4. Step 4: Simplify right side
    57,328.70x = 2,518,629,999.65
  5. Step 5: Solve for x
    x = 2,518,629,999.65/57,328.70
  6. Step 6: Final answer
    x = 43,933.14

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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.