Home / 144,842.70-217,285.65-51,341.10

Finding the Fourth Proportional to 144,842.70, 217,285.65 and 51,341.10

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Solution

The fourth proportional to 144,842.70, 217,285.65 and 51,341.10 is: 77,019.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,842.70 : 217,285.65 = 51,341.10 : x
  2. Step 2: Convert to fraction form
    144,842.70/217,285.65 = 51,341.10/x
  3. Step 3: Cross multiply
    144,842.70x = 217,285.65 × 51,341.10
  4. Step 4: Simplify right side
    144,842.70x = 11,155,684,285.22
  5. Step 5: Solve for x
    x = 11,155,684,285.22/144,842.70
  6. Step 6: Final answer
    x = 77,019.31

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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.