Home / 109,529.12-164,309.80-34,632.32

Finding the Fourth Proportional to 109,529.12, 164,309.80 and 34,632.32

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Solution

The fourth proportional to 109,529.12, 164,309.80 and 34,632.32 is: 51,953.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,529.12 : 164,309.80 = 34,632.32 : x
  2. Step 2: Convert to fraction form
    109,529.12/164,309.80 = 34,632.32/x
  3. Step 3: Cross multiply
    109,529.12x = 164,309.80 × 34,632.32
  4. Step 4: Simplify right side
    109,529.12x = 5,690,429,572.74
  5. Step 5: Solve for x
    x = 5,690,429,572.74/109,529.12
  6. Step 6: Final answer
    x = 51,953.58

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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.