Home / 175,582.80-263,460.60-70,405.20

Finding the Fourth Proportional to 175,582.80, 263,460.60 and 70,405.20

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Solution

The fourth proportional to 175,582.80, 263,460.60 and 70,405.20 is: 105,642.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,582.80 : 263,460.60 = 70,405.20 : x
  2. Step 2: Convert to fraction form
    175,582.80/263,460.60 = 70,405.20/x
  3. Step 3: Cross multiply
    175,582.80x = 263,460.60 × 70,405.20
  4. Step 4: Simplify right side
    175,582.80x = 18,548,996,235.12
  5. Step 5: Solve for x
    x = 18,548,996,235.12/175,582.80
  6. Step 6: Final answer
    x = 105,642.44

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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.