Home / 132,923.45-183,330.69-85,181.24

Finding the Fourth Proportional to 132,923.45, 183,330.69 and 85,181.24

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Solution

The fourth proportional to 132,923.45, 183,330.69 and 85,181.24 is: 117,483.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,923.45 : 183,330.69 = 85,181.24 : x
  2. Step 2: Convert to fraction form
    132,923.45/183,330.69 = 85,181.24/x
  3. Step 3: Cross multiply
    132,923.45x = 183,330.69 × 85,181.24
  4. Step 4: Simplify right side
    132,923.45x = 15,616,335,504.26
  5. Step 5: Solve for x
    x = 15,616,335,504.26/132,923.45
  6. Step 6: Final answer
    x = 117,483.68

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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.