Home / 190,031.13-262,247.76-114,584.49

Finding the Fourth Proportional to 190,031.13, 262,247.76 and 114,584.49

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Solution

The fourth proportional to 190,031.13, 262,247.76 and 114,584.49 is: 158,129.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,031.13 : 262,247.76 = 114,584.49 : x
  2. Step 2: Convert to fraction form
    190,031.13/262,247.76 = 114,584.49/x
  3. Step 3: Cross multiply
    190,031.13x = 262,247.76 × 114,584.49
  4. Step 4: Simplify right side
    190,031.13x = 30,049,525,833.24
  5. Step 5: Solve for x
    x = 30,049,525,833.24/190,031.13
  6. Step 6: Final answer
    x = 158,129.49

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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.