Home / 116,525.36-160,806.12-66,224.72

Finding the Fourth Proportional to 116,525.36, 160,806.12 and 66,224.72

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Solution

The fourth proportional to 116,525.36, 160,806.12 and 66,224.72 is: 91,390.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,525.36 : 160,806.12 = 66,224.72 : x
  2. Step 2: Convert to fraction form
    116,525.36/160,806.12 = 66,224.72/x
  3. Step 3: Cross multiply
    116,525.36x = 160,806.12 × 66,224.72
  4. Step 4: Simplify right side
    116,525.36x = 10,649,340,271.29
  5. Step 5: Solve for x
    x = 10,649,340,271.29/116,525.36
  6. Step 6: Final answer
    x = 91,390.75

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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.