Home / 255,222.08-382,803.96-68,248.16

Finding the Fourth Proportional to 255,222.08, 382,803.96 and 68,248.16

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Solution

The fourth proportional to 255,222.08, 382,803.96 and 68,248.16 is: 102,364.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,222.08 : 382,803.96 = 68,248.16 : x
  2. Step 2: Convert to fraction form
    255,222.08/382,803.96 = 68,248.16/x
  3. Step 3: Cross multiply
    255,222.08x = 382,803.96 × 68,248.16
  4. Step 4: Simplify right side
    255,222.08x = 26,125,665,910.71
  5. Step 5: Solve for x
    x = 26,125,665,910.71/255,222.08
  6. Step 6: Final answer
    x = 102,364.44

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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.