Home / 183,905.89-275,422.88-117,143.62

Finding the Fourth Proportional to 183,905.89, 275,422.88 and 117,143.62

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Solution

The fourth proportional to 183,905.89, 275,422.88 and 117,143.62 is: 175,437.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,905.89 : 275,422.88 = 117,143.62 : x
  2. Step 2: Convert to fraction form
    183,905.89/275,422.88 = 117,143.62/x
  3. Step 3: Cross multiply
    183,905.89x = 275,422.88 × 117,143.62
  4. Step 4: Simplify right side
    183,905.89x = 32,264,032,798.33
  5. Step 5: Solve for x
    x = 32,264,032,798.33/183,905.89
  6. Step 6: Final answer
    x = 175,437.73

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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.