Home / 44,178.21-66,262.32-12,590.10

Finding the Fourth Proportional to 44,178.21, 66,262.32 and 12,590.10

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Solution

The fourth proportional to 44,178.21, 66,262.32 and 12,590.10 is: 18,883.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,178.21 : 66,262.32 = 12,590.10 : x
  2. Step 2: Convert to fraction form
    44,178.21/66,262.32 = 12,590.10/x
  3. Step 3: Cross multiply
    44,178.21x = 66,262.32 × 12,590.10
  4. Step 4: Simplify right side
    44,178.21x = 834,249,235.03
  5. Step 5: Solve for x
    x = 834,249,235.03/44,178.21
  6. Step 6: Final answer
    x = 18,883.73

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1.5x scale

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.