Home / 260,994.20-360,154.94-153,543.47

Finding the Fourth Proportional to 260,994.20, 360,154.94 and 153,543.47

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Solution

The fourth proportional to 260,994.20, 360,154.94 and 153,543.47 is: 211,879.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,994.20 : 360,154.94 = 153,543.47 : x
  2. Step 2: Convert to fraction form
    260,994.20/360,154.94 = 153,543.47/x
  3. Step 3: Cross multiply
    260,994.20x = 360,154.94 × 153,543.47
  4. Step 4: Simplify right side
    260,994.20x = 55,299,437,424.47
  5. Step 5: Solve for x
    x = 55,299,437,424.47/260,994.20
  6. Step 6: Final answer
    x = 211,879.95

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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.