Home / 101,244.35-139,718.68-58,802.88

Finding the Fourth Proportional to 101,244.35, 139,718.68 and 58,802.88

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Solution

The fourth proportional to 101,244.35, 139,718.68 and 58,802.88 is: 81,148.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,244.35 : 139,718.68 = 58,802.88 : x
  2. Step 2: Convert to fraction form
    101,244.35/139,718.68 = 58,802.88/x
  3. Step 3: Cross multiply
    101,244.35x = 139,718.68 × 58,802.88
  4. Step 4: Simplify right side
    101,244.35x = 8,215,860,626.79
  5. Step 5: Solve for x
    x = 8,215,860,626.79/101,244.35
  6. Step 6: Final answer
    x = 81,148.83

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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.