Home / 115,614.44-159,527.48-64,610.87

Finding the Fourth Proportional to 115,614.44, 159,527.48 and 64,610.87

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Solution

The fourth proportional to 115,614.44, 159,527.48 and 64,610.87 is: 89,151.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,614.44 : 159,527.48 = 64,610.87 : x
  2. Step 2: Convert to fraction form
    115,614.44/159,527.48 = 64,610.87/x
  3. Step 3: Cross multiply
    115,614.44x = 159,527.48 × 64,610.87
  4. Step 4: Simplify right side
    115,614.44x = 10,307,208,151.02
  5. Step 5: Solve for x
    x = 10,307,208,151.02/115,614.44
  6. Step 6: Final answer
    x = 89,151.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.