Home / 185,198.23-255,341.22-151,172.14

Finding the Fourth Proportional to 185,198.23, 255,341.22 and 151,172.14

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Solution

The fourth proportional to 185,198.23, 255,341.22 and 151,172.14 is: 208,427.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,198.23 : 255,341.22 = 151,172.14 : x
  2. Step 2: Convert to fraction form
    185,198.23/255,341.22 = 151,172.14/x
  3. Step 3: Cross multiply
    185,198.23x = 255,341.22 × 151,172.14
  4. Step 4: Simplify right side
    185,198.23x = 38,600,478,657.61
  5. Step 5: Solve for x
    x = 38,600,478,657.61/185,198.23
  6. Step 6: Final answer
    x = 208,427.90

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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.