Home / 131,682.17-197,528.88-51,737.45

Finding the Fourth Proportional to 131,682.17, 197,528.88 and 51,737.45

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Solution

The fourth proportional to 131,682.17, 197,528.88 and 51,737.45 is: 77,608.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,682.17 : 197,528.88 = 51,737.45 : x
  2. Step 2: Convert to fraction form
    131,682.17/197,528.88 = 51,737.45/x
  3. Step 3: Cross multiply
    131,682.17x = 197,528.88 × 51,737.45
  4. Step 4: Simplify right side
    131,682.17x = 10,219,639,467.90
  5. Step 5: Solve for x
    x = 10,219,639,467.90/131,682.17
  6. Step 6: Final answer
    x = 77,608.38

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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.