Home / 44,590.50-66,870.27-12,992.04

Finding the Fourth Proportional to 44,590.50, 66,870.27 and 12,992.04

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Solution

The fourth proportional to 44,590.50, 66,870.27 and 12,992.04 is: 19,483.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,590.50 : 66,870.27 = 12,992.04 : x
  2. Step 2: Convert to fraction form
    44,590.50/66,870.27 = 12,992.04/x
  3. Step 3: Cross multiply
    44,590.50x = 66,870.27 × 12,992.04
  4. Step 4: Simplify right side
    44,590.50x = 868,781,222.65
  5. Step 5: Solve for x
    x = 868,781,222.65/44,590.50
  6. Step 6: Final answer
    x = 19,483.55

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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.