Home / 94,626.11-130,579.63-54,311.49

Finding the Fourth Proportional to 94,626.11, 130,579.63 and 54,311.49

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Solution

The fourth proportional to 94,626.11, 130,579.63 and 54,311.49 is: 74,947.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,626.11 : 130,579.63 = 54,311.49 : x
  2. Step 2: Convert to fraction form
    94,626.11/130,579.63 = 54,311.49/x
  3. Step 3: Cross multiply
    94,626.11x = 130,579.63 × 54,311.49
  4. Step 4: Simplify right side
    94,626.11x = 7,091,974,133.17
  5. Step 5: Solve for x
    x = 7,091,974,133.17/94,626.11
  6. Step 6: Final answer
    x = 74,947.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.