Home / 132,832.92-183,330.54-81,875.64

Finding the Fourth Proportional to 132,832.92, 183,330.54 and 81,875.64

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Solution

The fourth proportional to 132,832.92, 183,330.54 and 81,875.64 is: 113,001.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,832.92 : 183,330.54 = 81,875.64 : x
  2. Step 2: Convert to fraction form
    132,832.92/183,330.54 = 81,875.64/x
  3. Step 3: Cross multiply
    132,832.92x = 183,330.54 × 81,875.64
  4. Step 4: Simplify right side
    132,832.92x = 15,010,305,294.05
  5. Step 5: Solve for x
    x = 15,010,305,294.05/132,832.92
  6. Step 6: Final answer
    x = 113,001.40

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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.