Home / 104,172.41-143,781.52-58,876.67

Finding the Fourth Proportional to 104,172.41, 143,781.52 and 58,876.67

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Solution

The fourth proportional to 104,172.41, 143,781.52 and 58,876.67 is: 81,263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,172.41 : 143,781.52 = 58,876.67 : x
  2. Step 2: Convert to fraction form
    104,172.41/143,781.52 = 58,876.67/x
  3. Step 3: Cross multiply
    104,172.41x = 143,781.52 × 58,876.67
  4. Step 4: Simplify right side
    104,172.41x = 8,465,376,778.22
  5. Step 5: Solve for x
    x = 8,465,376,778.22/104,172.41
  6. Step 6: Final answer
    x = 81,263.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.