Home / 106,548.32-147,035.88-58,150.19

Finding the Fourth Proportional to 106,548.32, 147,035.88 and 58,150.19

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Solution

The fourth proportional to 106,548.32, 147,035.88 and 58,150.19 is: 80,246.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,548.32 : 147,035.88 = 58,150.19 : x
  2. Step 2: Convert to fraction form
    106,548.32/147,035.88 = 58,150.19/x
  3. Step 3: Cross multiply
    106,548.32x = 147,035.88 × 58,150.19
  4. Step 4: Simplify right side
    106,548.32x = 8,550,163,623.64
  5. Step 5: Solve for x
    x = 8,550,163,623.64/106,548.32
  6. Step 6: Final answer
    x = 80,246.82

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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.