Home / 106,566.06-147,050.70-58,816.35

Finding the Fourth Proportional to 106,566.06, 147,050.70 and 58,816.35

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Solution

The fourth proportional to 106,566.06, 147,050.70 and 58,816.35 is: 81,160.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,566.06 : 147,050.70 = 58,816.35 : x
  2. Step 2: Convert to fraction form
    106,566.06/147,050.70 = 58,816.35/x
  3. Step 3: Cross multiply
    106,566.06x = 147,050.70 × 58,816.35
  4. Step 4: Simplify right side
    106,566.06x = 8,648,985,438.95
  5. Step 5: Solve for x
    x = 8,648,985,438.95/106,566.06
  6. Step 6: Final answer
    x = 81,160.79

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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.