Home / 53,114.40-79,693.20-18,064.08

Finding the Fourth Proportional to 53,114.40, 79,693.20 and 18,064.08

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Solution

The fourth proportional to 53,114.40, 79,693.20 and 18,064.08 is: 27,103.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,114.40 : 79,693.20 = 18,064.08 : x
  2. Step 2: Convert to fraction form
    53,114.40/79,693.20 = 18,064.08/x
  3. Step 3: Cross multiply
    53,114.40x = 79,693.20 × 18,064.08
  4. Step 4: Simplify right side
    53,114.40x = 1,439,584,340.26
  5. Step 5: Solve for x
    x = 1,439,584,340.26/53,114.40
  6. Step 6: Final answer
    x = 27,103.47

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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.