Home / 190,090.04-285,232.32-126,953.24

Finding the Fourth Proportional to 190,090.04, 285,232.32 and 126,953.24

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Solution

The fourth proportional to 190,090.04, 285,232.32 and 126,953.24 is: 190,494.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,090.04 : 285,232.32 = 126,953.24 : x
  2. Step 2: Convert to fraction form
    190,090.04/285,232.32 = 126,953.24/x
  3. Step 3: Cross multiply
    190,090.04x = 285,232.32 × 126,953.24
  4. Step 4: Simplify right side
    190,090.04x = 36,211,167,176.72
  5. Step 5: Solve for x
    x = 36,211,167,176.72/190,090.04
  6. Step 6: Final answer
    x = 190,494.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.