Home / 286,466.16-395,148.14-170,100.76

Finding the Fourth Proportional to 286,466.16, 395,148.14 and 170,100.76

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Solution

The fourth proportional to 286,466.16, 395,148.14 and 170,100.76 is: 234,635.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,466.16 : 395,148.14 = 170,100.76 : x
  2. Step 2: Convert to fraction form
    286,466.16/395,148.14 = 170,100.76/x
  3. Step 3: Cross multiply
    286,466.16x = 395,148.14 × 170,100.76
  4. Step 4: Simplify right side
    286,466.16x = 67,214,998,926.59
  5. Step 5: Solve for x
    x = 67,214,998,926.59/286,466.16
  6. Step 6: Final answer
    x = 234,635.04

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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.