Home / 35,484.40-53,234.70-12,110.50

Finding the Fourth Proportional to 35,484.40, 53,234.70 and 12,110.50

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Solution

The fourth proportional to 35,484.40, 53,234.70 and 12,110.50 is: 18,168.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,484.40 : 53,234.70 = 12,110.50 : x
  2. Step 2: Convert to fraction form
    35,484.40/53,234.70 = 12,110.50/x
  3. Step 3: Cross multiply
    35,484.40x = 53,234.70 × 12,110.50
  4. Step 4: Simplify right side
    35,484.40x = 644,698,834.35
  5. Step 5: Solve for x
    x = 644,698,834.35/35,484.40
  6. Step 6: Final answer
    x = 18,168.51

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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.