Home / 64,708.01-96,980.24-29,131.45

Finding the Fourth Proportional to 64,708.01, 96,980.24 and 29,131.45

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Solution

The fourth proportional to 64,708.01, 96,980.24 and 29,131.45 is: 43,660.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,708.01 : 96,980.24 = 29,131.45 : x
  2. Step 2: Convert to fraction form
    64,708.01/96,980.24 = 29,131.45/x
  3. Step 3: Cross multiply
    64,708.01x = 96,980.24 × 29,131.45
  4. Step 4: Simplify right side
    64,708.01x = 2,825,174,679.06
  5. Step 5: Solve for x
    x = 2,825,174,679.06/64,708.01
  6. Step 6: Final answer
    x = 43,660.35

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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.