Home / 192,749.40-288,975.87-97,901.64

Finding the Fourth Proportional to 192,749.40, 288,975.87 and 97,901.64

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Solution

The fourth proportional to 192,749.40, 288,975.87 and 97,901.64 is: 146,777.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,749.40 : 288,975.87 = 97,901.64 : x
  2. Step 2: Convert to fraction form
    192,749.40/288,975.87 = 97,901.64/x
  3. Step 3: Cross multiply
    192,749.40x = 288,975.87 × 97,901.64
  4. Step 4: Simplify right side
    192,749.40x = 28,291,211,593.43
  5. Step 5: Solve for x
    x = 28,291,211,593.43/192,749.40
  6. Step 6: Final answer
    x = 146,777.17

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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.