Home / 92,752.74-139,127.76-64,263.42

Finding the Fourth Proportional to 92,752.74, 139,127.76 and 64,263.42

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Solution

The fourth proportional to 92,752.74, 139,127.76 and 64,263.42 is: 96,394.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,752.74 : 139,127.76 = 64,263.42 : x
  2. Step 2: Convert to fraction form
    92,752.74/139,127.76 = 64,263.42/x
  3. Step 3: Cross multiply
    92,752.74x = 139,127.76 × 64,263.42
  4. Step 4: Simplify right side
    92,752.74x = 8,940,825,674.54
  5. Step 5: Solve for x
    x = 8,940,825,674.54/92,752.74
  6. Step 6: Final answer
    x = 96,394.19

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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.