Home / 123,706.72-185,585.32-52,629.24

Finding the Fourth Proportional to 123,706.72, 185,585.32 and 52,629.24

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Solution

The fourth proportional to 123,706.72, 185,585.32 and 52,629.24 is: 78,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,706.72 : 185,585.32 = 52,629.24 : x
  2. Step 2: Convert to fraction form
    123,706.72/185,585.32 = 52,629.24/x
  3. Step 3: Cross multiply
    123,706.72x = 185,585.32 × 52,629.24
  4. Step 4: Simplify right side
    123,706.72x = 9,767,214,346.76
  5. Step 5: Solve for x
    x = 9,767,214,346.76/123,706.72
  6. Step 6: Final answer
    x = 78,954.60

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1.5x scale

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.