Home / 148,173.24-204,477-84,512.08

Finding the Fourth Proportional to 148,173.24, 204,477 and 84,512.08

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Solution

The fourth proportional to 148,173.24, 204,477 and 84,512.08 is: 116,625.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,173.24 : 204,477 = 84,512.08 : x
  2. Step 2: Convert to fraction form
    148,173.24/204,477 = 84,512.08/x
  3. Step 3: Cross multiply
    148,173.24x = 204,477 × 84,512.08
  4. Step 4: Simplify right side
    148,173.24x = 17,280,776,582.16
  5. Step 5: Solve for x
    x = 17,280,776,582.16/148,173.24
  6. Step 6: Final answer
    x = 116,625.49

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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.