Home / 96,921.48-145,345.32-63,632.64

Finding the Fourth Proportional to 96,921.48, 145,345.32 and 63,632.64

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Solution

The fourth proportional to 96,921.48, 145,345.32 and 63,632.64 is: 95,424.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,921.48 : 145,345.32 = 63,632.64 : x
  2. Step 2: Convert to fraction form
    96,921.48/145,345.32 = 63,632.64/x
  3. Step 3: Cross multiply
    96,921.48x = 145,345.32 × 63,632.64
  4. Step 4: Simplify right side
    96,921.48x = 9,248,706,423.24
  5. Step 5: Solve for x
    x = 9,248,706,423.24/96,921.48
  6. Step 6: Final answer
    x = 95,424.73

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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.