Home / 190,308.36-285,462.44-177,697.03

Finding the Fourth Proportional to 190,308.36, 285,462.44 and 177,697.03

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Solution

The fourth proportional to 190,308.36, 285,462.44 and 177,697.03 is: 266,545.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,308.36 : 285,462.44 = 177,697.03 : x
  2. Step 2: Convert to fraction form
    190,308.36/285,462.44 = 177,697.03/x
  3. Step 3: Cross multiply
    190,308.36x = 285,462.44 × 177,697.03
  4. Step 4: Simplify right side
    190,308.36x = 50,725,827,764.55
  5. Step 5: Solve for x
    x = 50,725,827,764.55/190,308.36
  6. Step 6: Final answer
    x = 266,545.45

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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.