Home / 156,010.68-233,803.99-65,978.57

Finding the Fourth Proportional to 156,010.68, 233,803.99 and 65,978.57

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Solution

The fourth proportional to 156,010.68, 233,803.99 and 65,978.57 is: 98,878.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,010.68 : 233,803.99 = 65,978.57 : x
  2. Step 2: Convert to fraction form
    156,010.68/233,803.99 = 65,978.57/x
  3. Step 3: Cross multiply
    156,010.68x = 233,803.99 × 65,978.57
  4. Step 4: Simplify right side
    156,010.68x = 15,426,052,920.49
  5. Step 5: Solve for x
    x = 15,426,052,920.49/156,010.68
  6. Step 6: Final answer
    x = 98,878.19

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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.