Home / 190,244.91-262,534.68-105,360.15

Finding the Fourth Proportional to 190,244.91, 262,534.68 and 105,360.15

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Solution

The fourth proportional to 190,244.91, 262,534.68 and 105,360.15 is: 145,395.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,244.91 : 262,534.68 = 105,360.15 : x
  2. Step 2: Convert to fraction form
    190,244.91/262,534.68 = 105,360.15/x
  3. Step 3: Cross multiply
    190,244.91x = 262,534.68 × 105,360.15
  4. Step 4: Simplify right side
    190,244.91x = 27,660,693,265.00
  5. Step 5: Solve for x
    x = 27,660,693,265.00/190,244.91
  6. Step 6: Final answer
    x = 145,395.18

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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.