Home / 96,921.62-145,322.90-37,688.25

Finding the Fourth Proportional to 96,921.62, 145,322.90 and 37,688.25

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Solution

The fourth proportional to 96,921.62, 145,322.90 and 37,688.25 is: 56,509.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,921.62 : 145,322.90 = 37,688.25 : x
  2. Step 2: Convert to fraction form
    96,921.62/145,322.90 = 37,688.25/x
  3. Step 3: Cross multiply
    96,921.62x = 145,322.90 × 37,688.25
  4. Step 4: Simplify right side
    96,921.62x = 5,476,965,785.93
  5. Step 5: Solve for x
    x = 5,476,965,785.93/96,921.62
  6. Step 6: Final answer
    x = 56,509.23

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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.