Home / 44,322.57-66,446.55-20,618.07

Finding the Fourth Proportional to 44,322.57, 66,446.55 and 20,618.07

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Solution

The fourth proportional to 44,322.57, 66,446.55 and 20,618.07 is: 30,909.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,322.57 : 66,446.55 = 20,618.07 : x
  2. Step 2: Convert to fraction form
    44,322.57/66,446.55 = 20,618.07/x
  3. Step 3: Cross multiply
    44,322.57x = 66,446.55 × 20,618.07
  4. Step 4: Simplify right side
    44,322.57x = 1,369,999,619.16
  5. Step 5: Solve for x
    x = 1,369,999,619.16/44,322.57
  6. Step 6: Final answer
    x = 30,909.75

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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.