Home / 41,931.08-62,874.90-12,345.02

Finding the Fourth Proportional to 41,931.08, 62,874.90 and 12,345.02

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Solution

The fourth proportional to 41,931.08, 62,874.90 and 12,345.02 is: 18,511.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,931.08 : 62,874.90 = 12,345.02 : x
  2. Step 2: Convert to fraction form
    41,931.08/62,874.90 = 12,345.02/x
  3. Step 3: Cross multiply
    41,931.08x = 62,874.90 × 12,345.02
  4. Step 4: Simplify right side
    41,931.08x = 776,191,819.40
  5. Step 5: Solve for x
    x = 776,191,819.40/41,931.08
  6. Step 6: Final answer
    x = 18,511.13

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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.