Home / 144,953.96-200,036.07-81,293.12

Finding the Fourth Proportional to 144,953.96, 200,036.07 and 81,293.12

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Solution

The fourth proportional to 144,953.96, 200,036.07 and 81,293.12 is: 112,184.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,953.96 : 200,036.07 = 81,293.12 : x
  2. Step 2: Convert to fraction form
    144,953.96/200,036.07 = 81,293.12/x
  3. Step 3: Cross multiply
    144,953.96x = 200,036.07 × 81,293.12
  4. Step 4: Simplify right side
    144,953.96x = 16,261,555,242.66
  5. Step 5: Solve for x
    x = 16,261,555,242.66/144,953.96
  6. Step 6: Final answer
    x = 112,184.28

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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.