Home / 240,143.06-360,214.58-90,416.93

Finding the Fourth Proportional to 240,143.06, 360,214.58 and 90,416.93

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Solution

The fourth proportional to 240,143.06, 360,214.58 and 90,416.93 is: 135,625.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,143.06 : 360,214.58 = 90,416.93 : x
  2. Step 2: Convert to fraction form
    240,143.06/360,214.58 = 90,416.93/x
  3. Step 3: Cross multiply
    240,143.06x = 360,214.58 × 90,416.93
  4. Step 4: Simplify right side
    240,143.06x = 32,569,496,464.84
  5. Step 5: Solve for x
    x = 32,569,496,464.84/240,143.06
  6. Step 6: Final answer
    x = 135,625.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.