Home / 29,205.40-43,771.50-12,545.64

Finding the Fourth Proportional to 29,205.40, 43,771.50 and 12,545.64

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Solution

The fourth proportional to 29,205.40, 43,771.50 and 12,545.64 is: 18,802.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,205.40 : 43,771.50 = 12,545.64 : x
  2. Step 2: Convert to fraction form
    29,205.40/43,771.50 = 12,545.64/x
  3. Step 3: Cross multiply
    29,205.40x = 43,771.50 × 12,545.64
  4. Step 4: Simplify right side
    29,205.40x = 549,141,481.26
  5. Step 5: Solve for x
    x = 549,141,481.26/29,205.40
  6. Step 6: Final answer
    x = 18,802.74

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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.