Home / 109,701.77-164,552.67-39,581.06

Finding the Fourth Proportional to 109,701.77, 164,552.67 and 39,581.06

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Solution

The fourth proportional to 109,701.77, 164,552.67 and 39,581.06 is: 59,371.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,701.77 : 164,552.67 = 39,581.06 : x
  2. Step 2: Convert to fraction form
    109,701.77/164,552.67 = 39,581.06/x
  3. Step 3: Cross multiply
    109,701.77x = 164,552.67 × 39,581.06
  4. Step 4: Simplify right side
    109,701.77x = 6,513,168,281.67
  5. Step 5: Solve for x
    x = 6,513,168,281.67/109,701.77
  6. Step 6: Final answer
    x = 59,371.59

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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.