Home / 175,528.05-263,291.86-70,420.83

Finding the Fourth Proportional to 175,528.05, 263,291.86 and 70,420.83

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Solution

The fourth proportional to 175,528.05, 263,291.86 and 70,420.83 is: 105,631.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,528.05 : 263,291.86 = 70,420.83 : x
  2. Step 2: Convert to fraction form
    175,528.05/263,291.86 = 70,420.83/x
  3. Step 3: Cross multiply
    175,528.05x = 263,291.86 × 70,420.83
  4. Step 4: Simplify right side
    175,528.05x = 18,541,231,313.44
  5. Step 5: Solve for x
    x = 18,541,231,313.44/175,528.05
  6. Step 6: Final answer
    x = 105,631.16

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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.