Home / 256,166.92-384,242.18-115,925.54

Finding the Fourth Proportional to 256,166.92, 384,242.18 and 115,925.54

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Solution

The fourth proportional to 256,166.92, 384,242.18 and 115,925.54 is: 173,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,166.92 : 384,242.18 = 115,925.54 : x
  2. Step 2: Convert to fraction form
    256,166.92/384,242.18 = 115,925.54/x
  3. Step 3: Cross multiply
    256,166.92x = 384,242.18 × 115,925.54
  4. Step 4: Simplify right side
    256,166.92x = 44,543,482,207.28
  5. Step 5: Solve for x
    x = 44,543,482,207.28/256,166.92
  6. Step 6: Final answer
    x = 173,884.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.