Home / 54,358.94-81,534.76-14,912.76

Finding the Fourth Proportional to 54,358.94, 81,534.76 and 14,912.76

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Solution

The fourth proportional to 54,358.94, 81,534.76 and 14,912.76 is: 22,368.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,358.94 : 81,534.76 = 14,912.76 : x
  2. Step 2: Convert to fraction form
    54,358.94/81,534.76 = 14,912.76/x
  3. Step 3: Cross multiply
    54,358.94x = 81,534.76 × 14,912.76
  4. Step 4: Simplify right side
    54,358.94x = 1,215,908,307.54
  5. Step 5: Solve for x
    x = 1,215,908,307.54/54,358.94
  6. Step 6: Final answer
    x = 22,368.14

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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.