Home / 175,039.60-262,559.40-161,522.80

Finding the Fourth Proportional to 175,039.60, 262,559.40 and 161,522.80

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Solution

The fourth proportional to 175,039.60, 262,559.40 and 161,522.80 is: 242,284.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,039.60 : 262,559.40 = 161,522.80 : x
  2. Step 2: Convert to fraction form
    175,039.60/262,559.40 = 161,522.80/x
  3. Step 3: Cross multiply
    175,039.60x = 262,559.40 × 161,522.80
  4. Step 4: Simplify right side
    175,039.60x = 42,409,329,454.32
  5. Step 5: Solve for x
    x = 42,409,329,454.32/175,039.60
  6. Step 6: Final answer
    x = 242,284.20

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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.