Home / 183,775.80-253,634.04-112,140.60

Finding the Fourth Proportional to 183,775.80, 253,634.04 and 112,140.60

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Solution

The fourth proportional to 183,775.80, 253,634.04 and 112,140.60 is: 154,768.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,775.80 : 253,634.04 = 112,140.60 : x
  2. Step 2: Convert to fraction form
    183,775.80/253,634.04 = 112,140.60/x
  3. Step 3: Cross multiply
    183,775.80x = 253,634.04 × 112,140.60
  4. Step 4: Simplify right side
    183,775.80x = 28,442,673,426.02
  5. Step 5: Solve for x
    x = 28,442,673,426.02/183,775.80
  6. Step 6: Final answer
    x = 154,768.33

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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.