Home / 35,613.46-53,432.58-13,433.20

Finding the Fourth Proportional to 35,613.46, 53,432.58 and 13,433.20

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Solution

The fourth proportional to 35,613.46, 53,432.58 and 13,433.20 is: 20,154.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,613.46 : 53,432.58 = 13,433.20 : x
  2. Step 2: Convert to fraction form
    35,613.46/53,432.58 = 13,433.20/x
  3. Step 3: Cross multiply
    35,613.46x = 53,432.58 × 13,433.20
  4. Step 4: Simplify right side
    35,613.46x = 717,770,533.66
  5. Step 5: Solve for x
    x = 717,770,533.66/35,613.46
  6. Step 6: Final answer
    x = 20,154.47

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.