Home / 53,238.33-79,912.86-39,214.18

Finding the Fourth Proportional to 53,238.33, 79,912.86 and 39,214.18

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Solution

The fourth proportional to 53,238.33, 79,912.86 and 39,214.18 is: 58,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,238.33 : 79,912.86 = 39,214.18 : x
  2. Step 2: Convert to fraction form
    53,238.33/79,912.86 = 39,214.18/x
  3. Step 3: Cross multiply
    53,238.33x = 79,912.86 × 39,214.18
  4. Step 4: Simplify right side
    53,238.33x = 3,133,717,276.35
  5. Step 5: Solve for x
    x = 3,133,717,276.35/53,238.33
  6. Step 6: Final answer
    x = 58,862.05

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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.