Home / 238,500.34-357,528.16-80,618.38

Finding the Fourth Proportional to 238,500.34, 357,528.16 and 80,618.38

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Solution

The fourth proportional to 238,500.34, 357,528.16 and 80,618.38 is: 120,852.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,500.34 : 357,528.16 = 80,618.38 : x
  2. Step 2: Convert to fraction form
    238,500.34/357,528.16 = 80,618.38/x
  3. Step 3: Cross multiply
    238,500.34x = 357,528.16 × 80,618.38
  4. Step 4: Simplify right side
    238,500.34x = 28,823,340,169.76
  5. Step 5: Solve for x
    x = 28,823,340,169.76/238,500.34
  6. Step 6: Final answer
    x = 120,852.41

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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.