Home / 86,296.46-119,147.63-54,044.01

Finding the Fourth Proportional to 86,296.46, 119,147.63 and 54,044.01

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Solution

The fourth proportional to 86,296.46, 119,147.63 and 54,044.01 is: 74,617.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,296.46 : 119,147.63 = 54,044.01 : x
  2. Step 2: Convert to fraction form
    86,296.46/119,147.63 = 54,044.01/x
  3. Step 3: Cross multiply
    86,296.46x = 119,147.63 × 54,044.01
  4. Step 4: Simplify right side
    86,296.46x = 6,439,215,436.98
  5. Step 5: Solve for x
    x = 6,439,215,436.98/86,296.46
  6. Step 6: Final answer
    x = 74,617.38

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1.5x scale

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.