Home / 53,254.18-79,881.26-18,194.14

Finding the Fourth Proportional to 53,254.18, 79,881.26 and 18,194.14

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Solution

The fourth proportional to 53,254.18, 79,881.26 and 18,194.14 is: 27,291.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,254.18 : 79,881.26 = 18,194.14 : x
  2. Step 2: Convert to fraction form
    53,254.18/79,881.26 = 18,194.14/x
  3. Step 3: Cross multiply
    53,254.18x = 79,881.26 × 18,194.14
  4. Step 4: Simplify right side
    53,254.18x = 1,453,370,827.82
  5. Step 5: Solve for x
    x = 1,453,370,827.82/53,254.18
  6. Step 6: Final answer
    x = 27,291.21

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Similar ratio
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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.