Home / 47,136.26-70,695.88-19,055.18

Finding the Fourth Proportional to 47,136.26, 70,695.88 and 19,055.18

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Solution

The fourth proportional to 47,136.26, 70,695.88 and 19,055.18 is: 28,579.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,136.26 : 70,695.88 = 19,055.18 : x
  2. Step 2: Convert to fraction form
    47,136.26/70,695.88 = 19,055.18/x
  3. Step 3: Cross multiply
    47,136.26x = 70,695.88 × 19,055.18
  4. Step 4: Simplify right side
    47,136.26x = 1,347,122,718.66
  5. Step 5: Solve for x
    x = 1,347,122,718.66/47,136.26
  6. Step 6: Final answer
    x = 28,579.33

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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.