Home / 109,818.30-164,727.45-26,712.30

Finding the Fourth Proportional to 109,818.30, 164,727.45 and 26,712.30

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Solution

The fourth proportional to 109,818.30, 164,727.45 and 26,712.30 is: 40,068.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,818.30 : 164,727.45 = 26,712.30 : x
  2. Step 2: Convert to fraction form
    109,818.30/164,727.45 = 26,712.30/x
  3. Step 3: Cross multiply
    109,818.30x = 164,727.45 × 26,712.30
  4. Step 4: Simplify right side
    109,818.30x = 4,400,249,062.64
  5. Step 5: Solve for x
    x = 4,400,249,062.64/109,818.30
  6. Step 6: Final answer
    x = 40,068.45

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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.