Home / 175,107.60-262,661.40-161,590.80

Finding the Fourth Proportional to 175,107.60, 262,661.40 and 161,590.80

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Solution

The fourth proportional to 175,107.60, 262,661.40 and 161,590.80 is: 242,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,107.60 : 262,661.40 = 161,590.80 : x
  2. Step 2: Convert to fraction form
    175,107.60/262,661.40 = 161,590.80/x
  3. Step 3: Cross multiply
    175,107.60x = 262,661.40 × 161,590.80
  4. Step 4: Simplify right side
    175,107.60x = 42,443,665,755.12
  5. Step 5: Solve for x
    x = 42,443,665,755.12/175,107.60
  6. Step 6: Final answer
    x = 242,386.20

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1.5x scale

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.