Home / 350,422.46-525,887.13-140,119.10

Finding the Fourth Proportional to 350,422.46, 525,887.13 and 140,119.10

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Solution

The fourth proportional to 350,422.46, 525,887.13 and 140,119.10 is: 210,279.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,422.46 : 525,887.13 = 140,119.10 : x
  2. Step 2: Convert to fraction form
    350,422.46/525,887.13 = 140,119.10/x
  3. Step 3: Cross multiply
    350,422.46x = 525,887.13 × 140,119.10
  4. Step 4: Simplify right side
    350,422.46x = 73,686,831,357.18
  5. Step 5: Solve for x
    x = 73,686,831,357.18/350,422.46
  6. Step 6: Final answer
    x = 210,279.99

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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.