Home / 43,170.18-64,452.45-36,528.99

Finding the Fourth Proportional to 43,170.18, 64,452.45 and 36,528.99

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Solution

The fourth proportional to 43,170.18, 64,452.45 and 36,528.99 is: 54,537.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,170.18 : 64,452.45 = 36,528.99 : x
  2. Step 2: Convert to fraction form
    43,170.18/64,452.45 = 36,528.99/x
  3. Step 3: Cross multiply
    43,170.18x = 64,452.45 × 36,528.99
  4. Step 4: Simplify right side
    43,170.18x = 2,354,382,901.53
  5. Step 5: Solve for x
    x = 2,354,382,901.53/43,170.18
  6. Step 6: Final answer
    x = 54,537.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.