Home / 191,414.46-287,133.50-58,304.51

Finding the Fourth Proportional to 191,414.46, 287,133.50 and 58,304.51

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Solution

The fourth proportional to 191,414.46, 287,133.50 and 58,304.51 is: 87,460.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,414.46 : 287,133.50 = 58,304.51 : x
  2. Step 2: Convert to fraction form
    191,414.46/287,133.50 = 58,304.51/x
  3. Step 3: Cross multiply
    191,414.46x = 287,133.50 × 58,304.51
  4. Step 4: Simplify right side
    191,414.46x = 16,741,176,732.18
  5. Step 5: Solve for x
    x = 16,741,176,732.18/191,414.46
  6. Step 6: Final answer
    x = 87,460.36

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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.