Home / 132,015.10-197,943.57-42,018.94

Finding the Fourth Proportional to 132,015.10, 197,943.57 and 42,018.94

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Solution

The fourth proportional to 132,015.10, 197,943.57 and 42,018.94 is: 63,003.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,015.10 : 197,943.57 = 42,018.94 : x
  2. Step 2: Convert to fraction form
    132,015.10/197,943.57 = 42,018.94/x
  3. Step 3: Cross multiply
    132,015.10x = 197,943.57 × 42,018.94
  4. Step 4: Simplify right side
    132,015.10x = 8,317,378,886.17
  5. Step 5: Solve for x
    x = 8,317,378,886.17/132,015.10
  6. Step 6: Final answer
    x = 63,003.24

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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.