Home / 191,880.80-287,835.03-58,743.75

Finding the Fourth Proportional to 191,880.80, 287,835.03 and 58,743.75

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Solution

The fourth proportional to 191,880.80, 287,835.03 and 58,743.75 is: 88,119.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,880.80 : 287,835.03 = 58,743.75 : x
  2. Step 2: Convert to fraction form
    191,880.80/287,835.03 = 58,743.75/x
  3. Step 3: Cross multiply
    191,880.80x = 287,835.03 × 58,743.75
  4. Step 4: Simplify right side
    191,880.80x = 16,908,509,043.56
  5. Step 5: Solve for x
    x = 16,908,509,043.56/191,880.80
  6. Step 6: Final answer
    x = 88,119.86

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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.