Home / 190,909.07-263,455.13-106,026.13

Finding the Fourth Proportional to 190,909.07, 263,455.13 and 106,026.13

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Solution

The fourth proportional to 190,909.07, 263,455.13 and 106,026.13 is: 146,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,909.07 : 263,455.13 = 106,026.13 : x
  2. Step 2: Convert to fraction form
    190,909.07/263,455.13 = 106,026.13/x
  3. Step 3: Cross multiply
    190,909.07x = 263,455.13 × 106,026.13
  4. Step 4: Simplify right side
    190,909.07x = 27,933,127,862.55
  5. Step 5: Solve for x
    x = 27,933,127,862.55/190,909.07
  6. Step 6: Final answer
    x = 146,316.40

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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.