Home / 53,607.68-80,322.90-18,527.84

Finding the Fourth Proportional to 53,607.68, 80,322.90 and 18,527.84

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Solution

The fourth proportional to 53,607.68, 80,322.90 and 18,527.84 is: 27,761.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,607.68 : 80,322.90 = 18,527.84 : x
  2. Step 2: Convert to fraction form
    53,607.68/80,322.90 = 18,527.84/x
  3. Step 3: Cross multiply
    53,607.68x = 80,322.90 × 18,527.84
  4. Step 4: Simplify right side
    53,607.68x = 1,488,209,839.54
  5. Step 5: Solve for x
    x = 1,488,209,839.54/53,607.68
  6. Step 6: Final answer
    x = 27,761.13

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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.