Home / 78,094.82-117,153.67-24,769.01

Finding the Fourth Proportional to 78,094.82, 117,153.67 and 24,769.01

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Solution

The fourth proportional to 78,094.82, 117,153.67 and 24,769.01 is: 37,157.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,094.82 : 117,153.67 = 24,769.01 : x
  2. Step 2: Convert to fraction form
    78,094.82/117,153.67 = 24,769.01/x
  3. Step 3: Cross multiply
    78,094.82x = 117,153.67 × 24,769.01
  4. Step 4: Simplify right side
    78,094.82x = 2,901,780,423.77
  5. Step 5: Solve for x
    x = 2,901,780,423.77/78,094.82
  6. Step 6: Final answer
    x = 37,157.14

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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.