Home / 169,069.02-233,315.55-91,545.54

Finding the Fourth Proportional to 169,069.02, 233,315.55 and 91,545.54

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Solution

The fourth proportional to 169,069.02, 233,315.55 and 91,545.54 is: 126,333.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,069.02 : 233,315.55 = 91,545.54 : x
  2. Step 2: Convert to fraction form
    169,069.02/233,315.55 = 91,545.54/x
  3. Step 3: Cross multiply
    169,069.02x = 233,315.55 × 91,545.54
  4. Step 4: Simplify right side
    169,069.02x = 21,358,998,015.15
  5. Step 5: Solve for x
    x = 21,358,998,015.15/169,069.02
  6. Step 6: Final answer
    x = 126,333.01

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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.