Home / 191,564.06-287,391.11-58,444.34

Finding the Fourth Proportional to 191,564.06, 287,391.11 and 58,444.34

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Solution

The fourth proportional to 191,564.06, 287,391.11 and 58,444.34 is: 87,680.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,564.06 : 287,391.11 = 58,444.34 : x
  2. Step 2: Convert to fraction form
    191,564.06/287,391.11 = 58,444.34/x
  3. Step 3: Cross multiply
    191,564.06x = 287,391.11 × 58,444.34
  4. Step 4: Simplify right side
    191,564.06x = 16,796,382,016.64
  5. Step 5: Solve for x
    x = 16,796,382,016.64/191,564.06
  6. Step 6: Final answer
    x = 87,680.24

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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.