Home / 175,558.40-263,331.68-70,349.12

Finding the Fourth Proportional to 175,558.40, 263,331.68 and 70,349.12

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Solution

The fourth proportional to 175,558.40, 263,331.68 and 70,349.12 is: 105,521.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,558.40 : 263,331.68 = 70,349.12 : x
  2. Step 2: Convert to fraction form
    175,558.40/263,331.68 = 70,349.12/x
  3. Step 3: Cross multiply
    175,558.40x = 263,331.68 × 70,349.12
  4. Step 4: Simplify right side
    175,558.40x = 18,525,151,956.12
  5. Step 5: Solve for x
    x = 18,525,151,956.12/175,558.40
  6. Step 6: Final answer
    x = 105,521.31

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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.