Home / 190,454.67-262,752.66-122,460.84

Finding the Fourth Proportional to 190,454.67, 262,752.66 and 122,460.84

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Solution

The fourth proportional to 190,454.67, 262,752.66 and 122,460.84 is: 168,947.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,454.67 : 262,752.66 = 122,460.84 : x
  2. Step 2: Convert to fraction form
    190,454.67/262,752.66 = 122,460.84/x
  3. Step 3: Cross multiply
    190,454.67x = 262,752.66 × 122,460.84
  4. Step 4: Simplify right side
    190,454.67x = 32,176,911,455.83
  5. Step 5: Solve for x
    x = 32,176,911,455.83/190,454.67
  6. Step 6: Final answer
    x = 168,947.87

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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.