Home / 132,017.11-197,946.57-42,020.94

Finding the Fourth Proportional to 132,017.11, 197,946.57 and 42,020.94

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Solution

The fourth proportional to 132,017.11, 197,946.57 and 42,020.94 is: 63,006.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,017.11 : 197,946.57 = 42,020.94 : x
  2. Step 2: Convert to fraction form
    132,017.11/197,946.57 = 42,020.94/x
  3. Step 3: Cross multiply
    132,017.11x = 197,946.57 × 42,020.94
  4. Step 4: Simplify right side
    132,017.11x = 8,317,900,731.07
  5. Step 5: Solve for x
    x = 8,317,900,731.07/132,017.11
  6. Step 6: Final answer
    x = 63,006.23

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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.