Home / 198,601.86-273,848.06-186,004.74

Finding the Fourth Proportional to 198,601.86, 273,848.06 and 186,004.74

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Solution

The fourth proportional to 198,601.86, 273,848.06 and 186,004.74 is: 256,478.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,601.86 : 273,848.06 = 186,004.74 : x
  2. Step 2: Convert to fraction form
    198,601.86/273,848.06 = 186,004.74/x
  3. Step 3: Cross multiply
    198,601.86x = 273,848.06 × 186,004.74
  4. Step 4: Simplify right side
    198,601.86x = 50,937,037,199.80
  5. Step 5: Solve for x
    x = 50,937,037,199.80/198,601.86
  6. Step 6: Final answer
    x = 256,478.15

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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.