Home / 190,349.04-262,659.24-109,776.24

Finding the Fourth Proportional to 190,349.04, 262,659.24 and 109,776.24

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Solution

The fourth proportional to 190,349.04, 262,659.24 and 109,776.24 is: 151,478.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,349.04 : 262,659.24 = 109,776.24 : x
  2. Step 2: Convert to fraction form
    190,349.04/262,659.24 = 109,776.24/x
  3. Step 3: Cross multiply
    190,349.04x = 262,659.24 × 109,776.24
  4. Step 4: Simplify right side
    190,349.04x = 28,833,743,768.46
  5. Step 5: Solve for x
    x = 28,833,743,768.46/190,349.04
  6. Step 6: Final answer
    x = 151,478.27

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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.