Home / 131,084.34-196,501.93-83,566.07

Finding the Fourth Proportional to 131,084.34, 196,501.93 and 83,566.07

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Solution

The fourth proportional to 131,084.34, 196,501.93 and 83,566.07 is: 125,269.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,084.34 : 196,501.93 = 83,566.07 : x
  2. Step 2: Convert to fraction form
    131,084.34/196,501.93 = 83,566.07/x
  3. Step 3: Cross multiply
    131,084.34x = 196,501.93 × 83,566.07
  4. Step 4: Simplify right side
    131,084.34x = 16,420,893,896.35
  5. Step 5: Solve for x
    x = 16,420,893,896.35/131,084.34
  6. Step 6: Final answer
    x = 125,269.69

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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.