Home / 109,678.18-164,523.12-34,804.18

Finding the Fourth Proportional to 109,678.18, 164,523.12 and 34,804.18

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Solution

The fourth proportional to 109,678.18, 164,523.12 and 34,804.18 is: 52,208.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,678.18 : 164,523.12 = 34,804.18 : x
  2. Step 2: Convert to fraction form
    109,678.18/164,523.12 = 34,804.18/x
  3. Step 3: Cross multiply
    109,678.18x = 164,523.12 × 34,804.18
  4. Step 4: Simplify right side
    109,678.18x = 5,726,092,282.64
  5. Step 5: Solve for x
    x = 5,726,092,282.64/109,678.18
  6. Step 6: Final answer
    x = 52,208.13

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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.