Home / 202,263.90-303,395.85-127,614.30

Finding the Fourth Proportional to 202,263.90, 303,395.85 and 127,614.30

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Solution

The fourth proportional to 202,263.90, 303,395.85 and 127,614.30 is: 191,421.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,263.90 : 303,395.85 = 127,614.30 : x
  2. Step 2: Convert to fraction form
    202,263.90/303,395.85 = 127,614.30/x
  3. Step 3: Cross multiply
    202,263.90x = 303,395.85 × 127,614.30
  4. Step 4: Simplify right side
    202,263.90x = 38,717,649,020.66
  5. Step 5: Solve for x
    x = 38,717,649,020.66/202,263.90
  6. Step 6: Final answer
    x = 191,421.45

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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.