Home / 148,636.39-205,092.52-84,108.55

Finding the Fourth Proportional to 148,636.39, 205,092.52 and 84,108.55

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Solution

The fourth proportional to 148,636.39, 205,092.52 and 84,108.55 is: 116,055.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,636.39 : 205,092.52 = 84,108.55 : x
  2. Step 2: Convert to fraction form
    148,636.39/205,092.52 = 84,108.55/x
  3. Step 3: Cross multiply
    148,636.39x = 205,092.52 × 84,108.55
  4. Step 4: Simplify right side
    148,636.39x = 17,250,034,473.05
  5. Step 5: Solve for x
    x = 17,250,034,473.05/148,636.39
  6. Step 6: Final answer
    x = 116,055.26

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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.