Home / 79,316.96-118,951.14-26,712.32

Finding the Fourth Proportional to 79,316.96, 118,951.14 and 26,712.32

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Solution

The fourth proportional to 79,316.96, 118,951.14 and 26,712.32 is: 40,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,316.96 : 118,951.14 = 26,712.32 : x
  2. Step 2: Convert to fraction form
    79,316.96/118,951.14 = 26,712.32/x
  3. Step 3: Cross multiply
    79,316.96x = 118,951.14 × 26,712.32
  4. Step 4: Simplify right side
    79,316.96x = 3,177,460,916.04
  5. Step 5: Solve for x
    x = 3,177,460,916.04/79,316.96
  6. Step 6: Final answer
    x = 40,060.30

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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.