Home / 106,577.67-147,077.17-58,831.01

Finding the Fourth Proportional to 106,577.67, 147,077.17 and 58,831.01

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Solution

The fourth proportional to 106,577.67, 147,077.17 and 58,831.01 is: 81,186.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,577.67 : 147,077.17 = 58,831.01 : x
  2. Step 2: Convert to fraction form
    106,577.67/147,077.17 = 58,831.01/x
  3. Step 3: Cross multiply
    106,577.67x = 147,077.17 × 58,831.01
  4. Step 4: Simplify right side
    106,577.67x = 8,652,698,128.12
  5. Step 5: Solve for x
    x = 8,652,698,128.12/106,577.67
  6. Step 6: Final answer
    x = 81,186.78

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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.