Home / 45,541.18-68,316.33-13,950.88

Finding the Fourth Proportional to 45,541.18, 68,316.33 and 13,950.88

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Solution

The fourth proportional to 45,541.18, 68,316.33 and 13,950.88 is: 20,927.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,541.18 : 68,316.33 = 13,950.88 : x
  2. Step 2: Convert to fraction form
    45,541.18/68,316.33 = 13,950.88/x
  3. Step 3: Cross multiply
    45,541.18x = 68,316.33 × 13,950.88
  4. Step 4: Simplify right side
    45,541.18x = 953,072,803.40
  5. Step 5: Solve for x
    x = 953,072,803.40/45,541.18
  6. Step 6: Final answer
    x = 20,927.71

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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.