Home / 356,587.35-534,905.63-103,869.94

Finding the Fourth Proportional to 356,587.35, 534,905.63 and 103,869.94

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Solution

The fourth proportional to 356,587.35, 534,905.63 and 103,869.94 is: 155,812.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,587.35 : 534,905.63 = 103,869.94 : x
  2. Step 2: Convert to fraction form
    356,587.35/534,905.63 = 103,869.94/x
  3. Step 3: Cross multiply
    356,587.35x = 534,905.63 × 103,869.94
  4. Step 4: Simplify right side
    356,587.35x = 55,560,614,616.17
  5. Step 5: Solve for x
    x = 55,560,614,616.17/356,587.35
  6. Step 6: Final answer
    x = 155,812.07

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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.