Home / 192,422.74-265,543.34-105,208.14

Finding the Fourth Proportional to 192,422.74, 265,543.34 and 105,208.14

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Solution

The fourth proportional to 192,422.74, 265,543.34 and 105,208.14 is: 145,187.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,422.74 : 265,543.34 = 105,208.14 : x
  2. Step 2: Convert to fraction form
    192,422.74/265,543.34 = 105,208.14/x
  3. Step 3: Cross multiply
    192,422.74x = 265,543.34 × 105,208.14
  4. Step 4: Simplify right side
    192,422.74x = 27,937,320,909.59
  5. Step 5: Solve for x
    x = 27,937,320,909.59/192,422.74
  6. Step 6: Final answer
    x = 145,187.21

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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.