Home / 109,973.24-164,976.10-39,836.20

Finding the Fourth Proportional to 109,973.24, 164,976.10 and 39,836.20

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Solution

The fourth proportional to 109,973.24, 164,976.10 and 39,836.20 is: 59,760.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,973.24 : 164,976.10 = 39,836.20 : x
  2. Step 2: Convert to fraction form
    109,973.24/164,976.10 = 39,836.20/x
  3. Step 3: Cross multiply
    109,973.24x = 164,976.10 × 39,836.20
  4. Step 4: Simplify right side
    109,973.24x = 6,572,020,914.82
  5. Step 5: Solve for x
    x = 6,572,020,914.82/109,973.24
  6. Step 6: Final answer
    x = 59,760.18

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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.