Home / 157,614.36-217,526.94-115,151.64

Finding the Fourth Proportional to 157,614.36, 217,526.94 and 115,151.64

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Solution

The fourth proportional to 157,614.36, 217,526.94 and 115,151.64 is: 158,923.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,614.36 : 217,526.94 = 115,151.64 : x
  2. Step 2: Convert to fraction form
    157,614.36/217,526.94 = 115,151.64/x
  3. Step 3: Cross multiply
    157,614.36x = 217,526.94 × 115,151.64
  4. Step 4: Simplify right side
    157,614.36x = 25,048,583,885.18
  5. Step 5: Solve for x
    x = 25,048,583,885.18/157,614.36
  6. Step 6: Final answer
    x = 158,923.23

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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.