Home / 178,037.53-245,685.62-101,581.36

Finding the Fourth Proportional to 178,037.53, 245,685.62 and 101,581.36

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Solution

The fourth proportional to 178,037.53, 245,685.62 and 101,581.36 is: 140,178.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,037.53 : 245,685.62 = 101,581.36 : x
  2. Step 2: Convert to fraction form
    178,037.53/245,685.62 = 101,581.36/x
  3. Step 3: Cross multiply
    178,037.53x = 245,685.62 × 101,581.36
  4. Step 4: Simplify right side
    178,037.53x = 24,957,079,051.78
  5. Step 5: Solve for x
    x = 24,957,079,051.78/178,037.53
  6. Step 6: Final answer
    x = 140,178.76

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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.