Home / 64,117.08-96,176.07-19,744.20

Finding the Fourth Proportional to 64,117.08, 96,176.07 and 19,744.20

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Solution

The fourth proportional to 64,117.08, 96,176.07 and 19,744.20 is: 29,616.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,117.08 : 96,176.07 = 19,744.20 : x
  2. Step 2: Convert to fraction form
    64,117.08/96,176.07 = 19,744.20/x
  3. Step 3: Cross multiply
    64,117.08x = 96,176.07 × 19,744.20
  4. Step 4: Simplify right side
    64,117.08x = 1,898,919,561.29
  5. Step 5: Solve for x
    x = 1,898,919,561.29/64,117.08
  6. Step 6: Final answer
    x = 29,616.44

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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.