Home / 109,707.90-164,448.45-59,682.30

Finding the Fourth Proportional to 109,707.90, 164,448.45 and 59,682.30

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Solution

The fourth proportional to 109,707.90, 164,448.45 and 59,682.30 is: 89,461.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,707.90 : 164,448.45 = 59,682.30 : x
  2. Step 2: Convert to fraction form
    109,707.90/164,448.45 = 59,682.30/x
  3. Step 3: Cross multiply
    109,707.90x = 164,448.45 × 59,682.30
  4. Step 4: Simplify right side
    109,707.90x = 9,814,661,727.44
  5. Step 5: Solve for x
    x = 9,814,661,727.44/109,707.90
  6. Step 6: Final answer
    x = 89,461.76

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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.