Home / 147,002.22-202,883.58-89,635.50

Finding the Fourth Proportional to 147,002.22, 202,883.58 and 89,635.50

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Solution

The fourth proportional to 147,002.22, 202,883.58 and 89,635.50 is: 123,709.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,002.22 : 202,883.58 = 89,635.50 : x
  2. Step 2: Convert to fraction form
    147,002.22/202,883.58 = 89,635.50/x
  3. Step 3: Cross multiply
    147,002.22x = 202,883.58 × 89,635.50
  4. Step 4: Simplify right side
    147,002.22x = 18,185,571,135.09
  5. Step 5: Solve for x
    x = 18,185,571,135.09/147,002.22
  6. Step 6: Final answer
    x = 123,709.50

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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.