Home / 286,766.04-395,734.94-159,440.52

Finding the Fourth Proportional to 286,766.04, 395,734.94 and 159,440.52

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Solution

The fourth proportional to 286,766.04, 395,734.94 and 159,440.52 is: 220,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,766.04 : 395,734.94 = 159,440.52 : x
  2. Step 2: Convert to fraction form
    286,766.04/395,734.94 = 159,440.52/x
  3. Step 3: Cross multiply
    286,766.04x = 395,734.94 × 159,440.52
  4. Step 4: Simplify right side
    286,766.04x = 63,096,184,615.77
  5. Step 5: Solve for x
    x = 63,096,184,615.77/286,766.04
  6. Step 6: Final answer
    x = 220,026.70

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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.