Home / 156,402.68-234,568.06-93,240.68

Finding the Fourth Proportional to 156,402.68, 234,568.06 and 93,240.68

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Solution

The fourth proportional to 156,402.68, 234,568.06 and 93,240.68 is: 139,839.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,402.68 : 234,568.06 = 93,240.68 : x
  2. Step 2: Convert to fraction form
    156,402.68/234,568.06 = 93,240.68/x
  3. Step 3: Cross multiply
    156,402.68x = 234,568.06 × 93,240.68
  4. Step 4: Simplify right side
    156,402.68x = 21,871,285,420.68
  5. Step 5: Solve for x
    x = 21,871,285,420.68/156,402.68
  6. Step 6: Final answer
    x = 139,839.58

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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.