Home / 179,806.94-248,125.16-103,272.20

Finding the Fourth Proportional to 179,806.94, 248,125.16 and 103,272.20

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Solution

The fourth proportional to 179,806.94, 248,125.16 and 103,272.20 is: 142,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,806.94 : 248,125.16 = 103,272.20 : x
  2. Step 2: Convert to fraction form
    179,806.94/248,125.16 = 103,272.20/x
  3. Step 3: Cross multiply
    179,806.94x = 248,125.16 × 103,272.20
  4. Step 4: Simplify right side
    179,806.94x = 25,624,431,148.55
  5. Step 5: Solve for x
    x = 25,624,431,148.55/179,806.94
  6. Step 6: Final answer
    x = 142,510.80

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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.