Home / 106,809.12-147,393.67-59,060.84

Finding the Fourth Proportional to 106,809.12, 147,393.67 and 59,060.84

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Solution

The fourth proportional to 106,809.12, 147,393.67 and 59,060.84 is: 81,502.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,809.12 : 147,393.67 = 59,060.84 : x
  2. Step 2: Convert to fraction form
    106,809.12/147,393.67 = 59,060.84/x
  3. Step 3: Cross multiply
    106,809.12x = 147,393.67 × 59,060.84
  4. Step 4: Simplify right side
    106,809.12x = 8,705,193,960.88
  5. Step 5: Solve for x
    x = 8,705,193,960.88/106,809.12
  6. Step 6: Final answer
    x = 81,502.35

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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.