Home / 190,681.50-262,207.35-165,487.26

Finding the Fourth Proportional to 190,681.50, 262,207.35 and 165,487.26

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Solution

The fourth proportional to 190,681.50, 262,207.35 and 165,487.26 is: 227,562.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,681.50 : 262,207.35 = 165,487.26 : x
  2. Step 2: Convert to fraction form
    190,681.50/262,207.35 = 165,487.26/x
  3. Step 3: Cross multiply
    190,681.50x = 262,207.35 × 165,487.26
  4. Step 4: Simplify right side
    190,681.50x = 43,391,975,903.36
  5. Step 5: Solve for x
    x = 43,391,975,903.36/190,681.50
  6. Step 6: Final answer
    x = 227,562.59

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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.