Home / 60,990.57-84,166.21-34,133.30

Finding the Fourth Proportional to 60,990.57, 84,166.21 and 34,133.30

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Solution

The fourth proportional to 60,990.57, 84,166.21 and 34,133.30 is: 47,103.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,990.57 : 84,166.21 = 34,133.30 : x
  2. Step 2: Convert to fraction form
    60,990.57/84,166.21 = 34,133.30/x
  3. Step 3: Cross multiply
    60,990.57x = 84,166.21 × 34,133.30
  4. Step 4: Simplify right side
    60,990.57x = 2,872,870,529.25
  5. Step 5: Solve for x
    x = 2,872,870,529.25/60,990.57
  6. Step 6: Final answer
    x = 47,103.52

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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.