Home / 661,849.92-992,748.96-163,200.96

Finding the Fourth Proportional to 661,849.92, 992,748.96 and 163,200.96

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Solution

The fourth proportional to 661,849.92, 992,748.96 and 163,200.96 is: 244,795.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,849.92 : 992,748.96 = 163,200.96 : x
  2. Step 2: Convert to fraction form
    661,849.92/992,748.96 = 163,200.96/x
  3. Step 3: Cross multiply
    661,849.92x = 992,748.96 × 163,200.96
  4. Step 4: Simplify right side
    661,849.92x = 162,017,583,311.00
  5. Step 5: Solve for x
    x = 162,017,583,311.00/661,849.92
  6. Step 6: Final answer
    x = 244,795.05

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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.