Home / 102,887.04-154,331.85-36,280.46

Finding the Fourth Proportional to 102,887.04, 154,331.85 and 36,280.46

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Solution

The fourth proportional to 102,887.04, 154,331.85 and 36,280.46 is: 54,421.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,887.04 : 154,331.85 = 36,280.46 : x
  2. Step 2: Convert to fraction form
    102,887.04/154,331.85 = 36,280.46/x
  3. Step 3: Cross multiply
    102,887.04x = 154,331.85 × 36,280.46
  4. Step 4: Simplify right side
    102,887.04x = 5,599,230,385.76
  5. Step 5: Solve for x
    x = 5,599,230,385.76/102,887.04
  6. Step 6: Final answer
    x = 54,421.15

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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.