Home / 66,166.37-99,193.76-28,698.22

Finding the Fourth Proportional to 66,166.37, 99,193.76 and 28,698.22

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Solution

The fourth proportional to 66,166.37, 99,193.76 and 28,698.22 is: 43,023.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,166.37 : 99,193.76 = 28,698.22 : x
  2. Step 2: Convert to fraction form
    66,166.37/99,193.76 = 28,698.22/x
  3. Step 3: Cross multiply
    66,166.37x = 99,193.76 × 28,698.22
  4. Step 4: Simplify right side
    66,166.37x = 2,846,684,275.36
  5. Step 5: Solve for x
    x = 2,846,684,275.36/66,166.37
  6. Step 6: Final answer
    x = 43,023.13

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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.