Home / 85,741.59-118,323.89-47,502.34

Finding the Fourth Proportional to 85,741.59, 118,323.89 and 47,502.34

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Solution

The fourth proportional to 85,741.59, 118,323.89 and 47,502.34 is: 65,553.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,741.59 : 118,323.89 = 47,502.34 : x
  2. Step 2: Convert to fraction form
    85,741.59/118,323.89 = 47,502.34/x
  3. Step 3: Cross multiply
    85,741.59x = 118,323.89 × 47,502.34
  4. Step 4: Simplify right side
    85,741.59x = 5,620,661,652.90
  5. Step 5: Solve for x
    x = 5,620,661,652.90/85,741.59
  6. Step 6: Final answer
    x = 65,553.50

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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.