Home / 155,372.68-233,059.16-66,568.60

Finding the Fourth Proportional to 155,372.68, 233,059.16 and 66,568.60

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Solution

The fourth proportional to 155,372.68, 233,059.16 and 66,568.60 is: 99,852.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,372.68 : 233,059.16 = 66,568.60 : x
  2. Step 2: Convert to fraction form
    155,372.68/233,059.16 = 66,568.60/x
  3. Step 3: Cross multiply
    155,372.68x = 233,059.16 × 66,568.60
  4. Step 4: Simplify right side
    155,372.68x = 15,514,421,998.38
  5. Step 5: Solve for x
    x = 15,514,421,998.38/155,372.68
  6. Step 6: Final answer
    x = 99,852.96

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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.