Home / 525,101.40-787,652.10-170,151.30

Finding the Fourth Proportional to 525,101.40, 787,652.10 and 170,151.30

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Solution

The fourth proportional to 525,101.40, 787,652.10 and 170,151.30 is: 255,226.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,101.40 : 787,652.10 = 170,151.30 : x
  2. Step 2: Convert to fraction form
    525,101.40/787,652.10 = 170,151.30/x
  3. Step 3: Cross multiply
    525,101.40x = 787,652.10 × 170,151.30
  4. Step 4: Simplify right side
    525,101.40x = 134,020,028,762.73
  5. Step 5: Solve for x
    x = 134,020,028,762.73/525,101.40
  6. Step 6: Final answer
    x = 255,226.95

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Similar ratio
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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.