Home / 122,153.32-183,113.34-38,993.32

Finding the Fourth Proportional to 122,153.32, 183,113.34 and 38,993.32

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Solution

The fourth proportional to 122,153.32, 183,113.34 and 38,993.32 is: 58,452.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,153.32 : 183,113.34 = 38,993.32 : x
  2. Step 2: Convert to fraction form
    122,153.32/183,113.34 = 38,993.32/x
  3. Step 3: Cross multiply
    122,153.32x = 183,113.34 × 38,993.32
  4. Step 4: Simplify right side
    122,153.32x = 7,140,197,062.89
  5. Step 5: Solve for x
    x = 7,140,197,062.89/122,153.32
  6. Step 6: Final answer
    x = 58,452.75

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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.