Home / 148,616.37-205,084.10-84,958.27

Finding the Fourth Proportional to 148,616.37, 205,084.10 and 84,958.27

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Solution

The fourth proportional to 148,616.37, 205,084.10 and 84,958.27 is: 117,238.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,616.37 : 205,084.10 = 84,958.27 : x
  2. Step 2: Convert to fraction form
    148,616.37/205,084.10 = 84,958.27/x
  3. Step 3: Cross multiply
    148,616.37x = 205,084.10 × 84,958.27
  4. Step 4: Simplify right side
    148,616.37x = 17,423,590,040.19
  5. Step 5: Solve for x
    x = 17,423,590,040.19/148,616.37
  6. Step 6: Final answer
    x = 117,238.70

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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.