Home / 132,803.75-183,269.18-73,187.75

Finding the Fourth Proportional to 132,803.75, 183,269.18 and 73,187.75

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Solution

The fourth proportional to 132,803.75, 183,269.18 and 73,187.75 is: 100,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,803.75 : 183,269.18 = 73,187.75 : x
  2. Step 2: Convert to fraction form
    132,803.75/183,269.18 = 73,187.75/x
  3. Step 3: Cross multiply
    132,803.75x = 183,269.18 × 73,187.75
  4. Step 4: Simplify right side
    132,803.75x = 13,413,058,928.55
  5. Step 5: Solve for x
    x = 13,413,058,928.55/132,803.75
  6. Step 6: Final answer
    x = 100,999.10

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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.