Home / 174,836.60-262,254.90-91,719.80

Finding the Fourth Proportional to 174,836.60, 262,254.90 and 91,719.80

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Solution

The fourth proportional to 174,836.60, 262,254.90 and 91,719.80 is: 137,579.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,836.60 : 262,254.90 = 91,719.80 : x
  2. Step 2: Convert to fraction form
    174,836.60/262,254.90 = 91,719.80/x
  3. Step 3: Cross multiply
    174,836.60x = 262,254.90 × 91,719.80
  4. Step 4: Simplify right side
    174,836.60x = 24,053,966,977.02
  5. Step 5: Solve for x
    x = 24,053,966,977.02/174,836.60
  6. Step 6: Final answer
    x = 137,579.70

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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.