Home / 102,094.80-153,173.40-52,209.96

Finding the Fourth Proportional to 102,094.80, 153,173.40 and 52,209.96

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Solution

The fourth proportional to 102,094.80, 153,173.40 and 52,209.96 is: 78,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,094.80 : 153,173.40 = 52,209.96 : x
  2. Step 2: Convert to fraction form
    102,094.80/153,173.40 = 52,209.96/x
  3. Step 3: Cross multiply
    102,094.80x = 153,173.40 × 52,209.96
  4. Step 4: Simplify right side
    102,094.80x = 7,997,177,087.06
  5. Step 5: Solve for x
    x = 7,997,177,087.06/102,094.80
  6. Step 6: Final answer
    x = 78,330.90

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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.