Home / 68,831.89-103,225.95-46,786.93

Finding the Fourth Proportional to 68,831.89, 103,225.95 and 46,786.93

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Solution

The fourth proportional to 68,831.89, 103,225.95 and 46,786.93 is: 70,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,831.89 : 103,225.95 = 46,786.93 : x
  2. Step 2: Convert to fraction form
    68,831.89/103,225.95 = 46,786.93/x
  3. Step 3: Cross multiply
    68,831.89x = 103,225.95 × 46,786.93
  4. Step 4: Simplify right side
    68,831.89x = 4,829,625,062.90
  5. Step 5: Solve for x
    x = 4,829,625,062.90/68,831.89
  6. Step 6: Final answer
    x = 70,165.52

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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.