Home / 106,995.06-147,645.18-58,586.40

Finding the Fourth Proportional to 106,995.06, 147,645.18 and 58,586.40

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Solution

The fourth proportional to 106,995.06, 147,645.18 and 58,586.40 is: 80,844.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,995.06 : 147,645.18 = 58,586.40 : x
  2. Step 2: Convert to fraction form
    106,995.06/147,645.18 = 58,586.40/x
  3. Step 3: Cross multiply
    106,995.06x = 147,645.18 × 58,586.40
  4. Step 4: Simplify right side
    106,995.06x = 8,649,999,573.55
  5. Step 5: Solve for x
    x = 8,649,999,573.55/106,995.06
  6. Step 6: Final answer
    x = 80,844.85

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1.5x scale

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.