Home / 106,831.15-147,424.44-59,083.45

Finding the Fourth Proportional to 106,831.15, 147,424.44 and 59,083.45

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Solution

The fourth proportional to 106,831.15, 147,424.44 and 59,083.45 is: 81,533.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,831.15 : 147,424.44 = 59,083.45 : x
  2. Step 2: Convert to fraction form
    106,831.15/147,424.44 = 59,083.45/x
  3. Step 3: Cross multiply
    106,831.15x = 147,424.44 × 59,083.45
  4. Step 4: Simplify right side
    106,831.15x = 8,710,344,529.52
  5. Step 5: Solve for x
    x = 8,710,344,529.52/106,831.15
  6. Step 6: Final answer
    x = 81,533.75

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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.