Home / 144,840.04-199,579.62-116,431.72

Finding the Fourth Proportional to 144,840.04, 199,579.62 and 116,431.72

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Solution

The fourth proportional to 144,840.04, 199,579.62 and 116,431.72 is: 160,434.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,840.04 : 199,579.62 = 116,431.72 : x
  2. Step 2: Convert to fraction form
    144,840.04/199,579.62 = 116,431.72/x
  3. Step 3: Cross multiply
    144,840.04x = 199,579.62 × 116,431.72
  4. Step 4: Simplify right side
    144,840.04x = 23,237,398,433.55
  5. Step 5: Solve for x
    x = 23,237,398,433.55/144,840.04
  6. Step 6: Final answer
    x = 160,434.91

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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.