Home / 66,206.20-99,309.30-59,645.20

Finding the Fourth Proportional to 66,206.20, 99,309.30 and 59,645.20

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Solution

The fourth proportional to 66,206.20, 99,309.30 and 59,645.20 is: 89,467.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,206.20 : 99,309.30 = 59,645.20 : x
  2. Step 2: Convert to fraction form
    66,206.20/99,309.30 = 59,645.20/x
  3. Step 3: Cross multiply
    66,206.20x = 99,309.30 × 59,645.20
  4. Step 4: Simplify right side
    66,206.20x = 5,923,323,060.36
  5. Step 5: Solve for x
    x = 5,923,323,060.36/66,206.20
  6. Step 6: Final answer
    x = 89,467.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.