Home / 190,205.74-262,483.52-109,632.72

Finding the Fourth Proportional to 190,205.74, 262,483.52 and 109,632.72

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Solution

The fourth proportional to 190,205.74, 262,483.52 and 109,632.72 is: 151,292.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,205.74 : 262,483.52 = 109,632.72 : x
  2. Step 2: Convert to fraction form
    190,205.74/262,483.52 = 109,632.72/x
  3. Step 3: Cross multiply
    190,205.74x = 262,483.52 × 109,632.72
  4. Step 4: Simplify right side
    190,205.74x = 28,776,782,252.77
  5. Step 5: Solve for x
    x = 28,776,782,252.77/190,205.74
  6. Step 6: Final answer
    x = 151,292.92

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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.