Home / 117,064.90-161,550.73-63,351.07

Finding the Fourth Proportional to 117,064.90, 161,550.73 and 63,351.07

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Solution

The fourth proportional to 117,064.90, 161,550.73 and 63,351.07 is: 87,425.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,064.90 : 161,550.73 = 63,351.07 : x
  2. Step 2: Convert to fraction form
    117,064.90/161,550.73 = 63,351.07/x
  3. Step 3: Cross multiply
    117,064.90x = 161,550.73 × 63,351.07
  4. Step 4: Simplify right side
    117,064.90x = 10,234,411,042.53
  5. Step 5: Solve for x
    x = 10,234,411,042.53/117,064.90
  6. Step 6: Final answer
    x = 87,425.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.