Home / 159,008.10-238,512.15-40,688.70

Finding the Fourth Proportional to 159,008.10, 238,512.15 and 40,688.70

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Solution

The fourth proportional to 159,008.10, 238,512.15 and 40,688.70 is: 61,033.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,008.10 : 238,512.15 = 40,688.70 : x
  2. Step 2: Convert to fraction form
    159,008.10/238,512.15 = 40,688.70/x
  3. Step 3: Cross multiply
    159,008.10x = 238,512.15 × 40,688.70
  4. Step 4: Simplify right side
    159,008.10x = 9,704,749,317.71
  5. Step 5: Solve for x
    x = 9,704,749,317.71/159,008.10
  6. Step 6: Final answer
    x = 61,033.05

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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.