Home / 185,611.23-255,949.88-110,145.15

Finding the Fourth Proportional to 185,611.23, 255,949.88 and 110,145.15

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Solution

The fourth proportional to 185,611.23, 255,949.88 and 110,145.15 is: 151,885.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,611.23 : 255,949.88 = 110,145.15 : x
  2. Step 2: Convert to fraction form
    185,611.23/255,949.88 = 110,145.15/x
  3. Step 3: Cross multiply
    185,611.23x = 255,949.88 × 110,145.15
  4. Step 4: Simplify right side
    185,611.23x = 28,191,637,374.36
  5. Step 5: Solve for x
    x = 28,191,637,374.36/185,611.23
  6. Step 6: Final answer
    x = 151,885.41

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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.