Home / 255,220.08-382,800.96-68,246.16

Finding the Fourth Proportional to 255,220.08, 382,800.96 and 68,246.16

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Solution

The fourth proportional to 255,220.08, 382,800.96 and 68,246.16 is: 102,361.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,220.08 : 382,800.96 = 68,246.16 : x
  2. Step 2: Convert to fraction form
    255,220.08/382,800.96 = 68,246.16/x
  3. Step 3: Cross multiply
    255,220.08x = 382,800.96 × 68,246.16
  4. Step 4: Simplify right side
    255,220.08x = 26,124,695,564.31
  5. Step 5: Solve for x
    x = 26,124,695,564.31/255,220.08
  6. Step 6: Final answer
    x = 102,361.44

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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.