Home / 86,746.08-119,663.42-52,764.96

Finding the Fourth Proportional to 86,746.08, 119,663.42 and 52,764.96

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Solution

The fourth proportional to 86,746.08, 119,663.42 and 52,764.96 is: 72,787.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,746.08 : 119,663.42 = 52,764.96 : x
  2. Step 2: Convert to fraction form
    86,746.08/119,663.42 = 52,764.96/x
  3. Step 3: Cross multiply
    86,746.08x = 119,663.42 × 52,764.96
  4. Step 4: Simplify right side
    86,746.08x = 6,314,035,305.94
  5. Step 5: Solve for x
    x = 6,314,035,305.94/86,746.08
  6. Step 6: Final answer
    x = 72,787.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.