Home / 78,979.44-118,501.56-32,237.04

Finding the Fourth Proportional to 78,979.44, 118,501.56 and 32,237.04

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Solution

The fourth proportional to 78,979.44, 118,501.56 and 32,237.04 is: 48,368.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,979.44 : 118,501.56 = 32,237.04 : x
  2. Step 2: Convert to fraction form
    78,979.44/118,501.56 = 32,237.04/x
  3. Step 3: Cross multiply
    78,979.44x = 118,501.56 × 32,237.04
  4. Step 4: Simplify right side
    78,979.44x = 3,820,139,529.78
  5. Step 5: Solve for x
    x = 3,820,139,529.78/78,979.44
  6. Step 6: Final answer
    x = 48,368.78

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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.