Home / 114,083.66-157,372.25-66,331.73

Finding the Fourth Proportional to 114,083.66, 157,372.25 and 66,331.73

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Solution

The fourth proportional to 114,083.66, 157,372.25 and 66,331.73 is: 91,501.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,083.66 : 157,372.25 = 66,331.73 : x
  2. Step 2: Convert to fraction form
    114,083.66/157,372.25 = 66,331.73/x
  3. Step 3: Cross multiply
    114,083.66x = 157,372.25 × 66,331.73
  4. Step 4: Simplify right side
    114,083.66x = 10,438,772,477.97
  5. Step 5: Solve for x
    x = 10,438,772,477.97/114,083.66
  6. Step 6: Final answer
    x = 91,501.03

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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.