Home / 44,421.76-66,632.64-11,589.76

Finding the Fourth Proportional to 44,421.76, 66,632.64 and 11,589.76

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Solution

The fourth proportional to 44,421.76, 66,632.64 and 11,589.76 is: 17,384.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,421.76 : 66,632.64 = 11,589.76 : x
  2. Step 2: Convert to fraction form
    44,421.76/66,632.64 = 11,589.76/x
  3. Step 3: Cross multiply
    44,421.76x = 66,632.64 × 11,589.76
  4. Step 4: Simplify right side
    44,421.76x = 772,256,305.77
  5. Step 5: Solve for x
    x = 772,256,305.77/44,421.76
  6. Step 6: Final answer
    x = 17,384.64

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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.