Home / 551,861.12-827,789.66-152,501.16

Finding the Fourth Proportional to 551,861.12, 827,789.66 and 152,501.16

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Solution

The fourth proportional to 551,861.12, 827,789.66 and 152,501.16 is: 228,751.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,861.12 : 827,789.66 = 152,501.16 : x
  2. Step 2: Convert to fraction form
    551,861.12/827,789.66 = 152,501.16/x
  3. Step 3: Cross multiply
    551,861.12x = 827,789.66 × 152,501.16
  4. Step 4: Simplify right side
    551,861.12x = 126,238,883,386.01
  5. Step 5: Solve for x
    x = 126,238,883,386.01/551,861.12
  6. Step 6: Final answer
    x = 228,751.18

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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.