Home / 183,961.86-253,869.56-111,363.72

Finding the Fourth Proportional to 183,961.86, 253,869.56 and 111,363.72

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Solution

The fourth proportional to 183,961.86, 253,869.56 and 111,363.72 is: 153,683.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,961.86 : 253,869.56 = 111,363.72 : x
  2. Step 2: Convert to fraction form
    183,961.86/253,869.56 = 111,363.72/x
  3. Step 3: Cross multiply
    183,961.86x = 253,869.56 × 111,363.72
  4. Step 4: Simplify right side
    183,961.86x = 28,271,858,596.36
  5. Step 5: Solve for x
    x = 28,271,858,596.36/183,961.86
  6. Step 6: Final answer
    x = 153,683.26

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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.