Home / 92,907.09-139,588.52-59,640.93

Finding the Fourth Proportional to 92,907.09, 139,588.52 and 59,640.93

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Solution

The fourth proportional to 92,907.09, 139,588.52 and 59,640.93 is: 89,607.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,907.09 : 139,588.52 = 59,640.93 : x
  2. Step 2: Convert to fraction form
    92,907.09/139,588.52 = 59,640.93/x
  3. Step 3: Cross multiply
    92,907.09x = 139,588.52 × 59,640.93
  4. Step 4: Simplify right side
    92,907.09x = 8,325,188,851.92
  5. Step 5: Solve for x
    x = 8,325,188,851.92/92,907.09
  6. Step 6: Final answer
    x = 89,607.68

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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.