Home / 116,923.20-175,269.60-57,710.40

Finding the Fourth Proportional to 116,923.20, 175,269.60 and 57,710.40

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Solution

The fourth proportional to 116,923.20, 175,269.60 and 57,710.40 is: 86,508.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,923.20 : 175,269.60 = 57,710.40 : x
  2. Step 2: Convert to fraction form
    116,923.20/175,269.60 = 57,710.40/x
  3. Step 3: Cross multiply
    116,923.20x = 175,269.60 × 57,710.40
  4. Step 4: Simplify right side
    116,923.20x = 10,114,878,723.84
  5. Step 5: Solve for x
    x = 10,114,878,723.84/116,923.20
  6. Step 6: Final answer
    x = 86,508.74

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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.