Home / 190,360.17-262,708.65-109,786.23

Finding the Fourth Proportional to 190,360.17, 262,708.65 and 109,786.23

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Solution

The fourth proportional to 190,360.17, 262,708.65 and 109,786.23 is: 151,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,360.17 : 262,708.65 = 109,786.23 : x
  2. Step 2: Convert to fraction form
    190,360.17/262,708.65 = 109,786.23/x
  3. Step 3: Cross multiply
    190,360.17x = 262,708.65 × 109,786.23
  4. Step 4: Simplify right side
    190,360.17x = 28,841,792,271.89
  5. Step 5: Solve for x
    x = 28,841,792,271.89/190,360.17
  6. Step 6: Final answer
    x = 151,511.70

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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.