Home / 132,880.04-183,316.82-84,456.12

Finding the Fourth Proportional to 132,880.04, 183,316.82 and 84,456.12

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Solution

The fourth proportional to 132,880.04, 183,316.82 and 84,456.12 is: 116,512.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,880.04 : 183,316.82 = 84,456.12 : x
  2. Step 2: Convert to fraction form
    132,880.04/183,316.82 = 84,456.12/x
  3. Step 3: Cross multiply
    132,880.04x = 183,316.82 × 84,456.12
  4. Step 4: Simplify right side
    132,880.04x = 15,482,227,057.00
  5. Step 5: Solve for x
    x = 15,482,227,057.00/132,880.04
  6. Step 6: Final answer
    x = 116,512.81

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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.