Home / 132,738.95-199,055.58-48,479.92

Finding the Fourth Proportional to 132,738.95, 199,055.58 and 48,479.92

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Solution

The fourth proportional to 132,738.95, 199,055.58 and 48,479.92 is: 72,700.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,738.95 : 199,055.58 = 48,479.92 : x
  2. Step 2: Convert to fraction form
    132,738.95/199,055.58 = 48,479.92/x
  3. Step 3: Cross multiply
    132,738.95x = 199,055.58 × 48,479.92
  4. Step 4: Simplify right side
    132,738.95x = 9,650,197,914.51
  5. Step 5: Solve for x
    x = 9,650,197,914.51/132,738.95
  6. Step 6: Final answer
    x = 72,700.57

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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.