Home / 47,587.98-71,376.30-12,530.37

Finding the Fourth Proportional to 47,587.98, 71,376.30 and 12,530.37

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Solution

The fourth proportional to 47,587.98, 71,376.30 and 12,530.37 is: 18,794.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,587.98 : 71,376.30 = 12,530.37 : x
  2. Step 2: Convert to fraction form
    47,587.98/71,376.30 = 12,530.37/x
  3. Step 3: Cross multiply
    47,587.98x = 71,376.30 × 12,530.37
  4. Step 4: Simplify right side
    47,587.98x = 894,371,448.23
  5. Step 5: Solve for x
    x = 894,371,448.23/47,587.98
  6. Step 6: Final answer
    x = 18,794.06

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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.