Home / 389,096.16-536,861.28-236,130.93

Finding the Fourth Proportional to 389,096.16, 536,861.28 and 236,130.93

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Solution

The fourth proportional to 389,096.16, 536,861.28 and 236,130.93 is: 325,805.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,096.16 : 536,861.28 = 236,130.93 : x
  2. Step 2: Convert to fraction form
    389,096.16/536,861.28 = 236,130.93/x
  3. Step 3: Cross multiply
    389,096.16x = 536,861.28 × 236,130.93
  4. Step 4: Simplify right side
    389,096.16x = 126,769,553,327.39
  5. Step 5: Solve for x
    x = 126,769,553,327.39/389,096.16
  6. Step 6: Final answer
    x = 325,805.20

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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.