Home / 191,410.16-287,156.75-58,286.93

Finding the Fourth Proportional to 191,410.16, 287,156.75 and 58,286.93

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Solution

The fourth proportional to 191,410.16, 287,156.75 and 58,286.93 is: 87,443.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,410.16 : 287,156.75 = 58,286.93 : x
  2. Step 2: Convert to fraction form
    191,410.16/287,156.75 = 58,286.93/x
  3. Step 3: Cross multiply
    191,410.16x = 287,156.75 × 58,286.93
  4. Step 4: Simplify right side
    191,410.16x = 16,737,483,659.06
  5. Step 5: Solve for x
    x = 16,737,483,659.06/191,410.16
  6. Step 6: Final answer
    x = 87,443.03

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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.