Home / 102,437.43-141,313.41-68,454.27

Finding the Fourth Proportional to 102,437.43, 141,313.41 and 68,454.27

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Solution

The fourth proportional to 102,437.43, 141,313.41 and 68,454.27 is: 94,433.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,437.43 : 141,313.41 = 68,454.27 : x
  2. Step 2: Convert to fraction form
    102,437.43/141,313.41 = 68,454.27/x
  3. Step 3: Cross multiply
    102,437.43x = 141,313.41 × 68,454.27
  4. Step 4: Simplify right side
    102,437.43x = 9,673,506,322.76
  5. Step 5: Solve for x
    x = 9,673,506,322.76/102,437.43
  6. Step 6: Final answer
    x = 94,433.32

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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.