Home / 116,692.92-161,037.18-66,395.16

Finding the Fourth Proportional to 116,692.92, 161,037.18 and 66,395.16

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Solution

The fourth proportional to 116,692.92, 161,037.18 and 66,395.16 is: 91,625.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,692.92 : 161,037.18 = 66,395.16 : x
  2. Step 2: Convert to fraction form
    116,692.92/161,037.18 = 66,395.16/x
  3. Step 3: Cross multiply
    116,692.92x = 161,037.18 × 66,395.16
  4. Step 4: Simplify right side
    116,692.92x = 10,692,089,332.05
  5. Step 5: Solve for x
    x = 10,692,089,332.05/116,692.92
  6. Step 6: Final answer
    x = 91,625.86

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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.