Home / 207,930.24-286,943.94-112,436.91

Finding the Fourth Proportional to 207,930.24, 286,943.94 and 112,436.91

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Solution

The fourth proportional to 207,930.24, 286,943.94 and 112,436.91 is: 155,163.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,930.24 : 286,943.94 = 112,436.91 : x
  2. Step 2: Convert to fraction form
    207,930.24/286,943.94 = 112,436.91/x
  3. Step 3: Cross multiply
    207,930.24x = 286,943.94 × 112,436.91
  4. Step 4: Simplify right side
    207,930.24x = 32,263,089,956.83
  5. Step 5: Solve for x
    x = 32,263,089,956.83/207,930.24
  6. Step 6: Final answer
    x = 155,163.05

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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.