Home / 156,248.18-234,335.10-67,453.10

Finding the Fourth Proportional to 156,248.18, 234,335.10 and 67,453.10

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Solution

The fourth proportional to 156,248.18, 234,335.10 and 67,453.10 is: 101,163.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,248.18 : 234,335.10 = 67,453.10 : x
  2. Step 2: Convert to fraction form
    156,248.18/234,335.10 = 67,453.10/x
  3. Step 3: Cross multiply
    156,248.18x = 234,335.10 × 67,453.10
  4. Step 4: Simplify right side
    156,248.18x = 15,806,628,933.81
  5. Step 5: Solve for x
    x = 15,806,628,933.81/156,248.18
  6. Step 6: Final answer
    x = 101,163.60

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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.