Home / 190,686.53-263,048.06-113,117.06

Finding the Fourth Proportional to 190,686.53, 263,048.06 and 113,117.06

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Solution

The fourth proportional to 190,686.53, 263,048.06 and 113,117.06 is: 156,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,686.53 : 263,048.06 = 113,117.06 : x
  2. Step 2: Convert to fraction form
    190,686.53/263,048.06 = 113,117.06/x
  3. Step 3: Cross multiply
    190,686.53x = 263,048.06 × 113,117.06
  4. Step 4: Simplify right side
    190,686.53x = 29,755,221,305.08
  5. Step 5: Solve for x
    x = 29,755,221,305.08/190,686.53
  6. Step 6: Final answer
    x = 156,042.60

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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.