Home / 183,938.38-253,836.64-111,342.94

Finding the Fourth Proportional to 183,938.38, 253,836.64 and 111,342.94

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Solution

The fourth proportional to 183,938.38, 253,836.64 and 111,342.94 is: 153,654.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,938.38 : 253,836.64 = 111,342.94 : x
  2. Step 2: Convert to fraction form
    183,938.38/253,836.64 = 111,342.94/x
  3. Step 3: Cross multiply
    183,938.38x = 253,836.64 × 111,342.94
  4. Step 4: Simplify right side
    183,938.38x = 28,262,916,655.60
  5. Step 5: Solve for x
    x = 28,262,916,655.60/183,938.38
  6. Step 6: Final answer
    x = 153,654.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.