Home / 186,137.10-279,205.65-134,037.90

Finding the Fourth Proportional to 186,137.10, 279,205.65 and 134,037.90

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Solution

The fourth proportional to 186,137.10, 279,205.65 and 134,037.90 is: 201,056.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,137.10 : 279,205.65 = 134,037.90 : x
  2. Step 2: Convert to fraction form
    186,137.10/279,205.65 = 134,037.90/x
  3. Step 3: Cross multiply
    186,137.10x = 279,205.65 × 134,037.90
  4. Step 4: Simplify right side
    186,137.10x = 37,424,138,994.14
  5. Step 5: Solve for x
    x = 37,424,138,994.14/186,137.10
  6. Step 6: Final answer
    x = 201,056.85

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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.