Home / 178,914.95-246,803.55-113,383.78

Finding the Fourth Proportional to 178,914.95, 246,803.55 and 113,383.78

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Solution

The fourth proportional to 178,914.95, 246,803.55 and 113,383.78 is: 156,406.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,914.95 : 246,803.55 = 113,383.78 : x
  2. Step 2: Convert to fraction form
    178,914.95/246,803.55 = 113,383.78/x
  3. Step 3: Cross multiply
    178,914.95x = 246,803.55 × 113,383.78
  4. Step 4: Simplify right side
    178,914.95x = 27,983,518,374.22
  5. Step 5: Solve for x
    x = 27,983,518,374.22/178,914.95
  6. Step 6: Final answer
    x = 156,406.82

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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.