Home / 130,770.34-196,126.32-60,640.54

Finding the Fourth Proportional to 130,770.34, 196,126.32 and 60,640.54

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Solution

The fourth proportional to 130,770.34, 196,126.32 and 60,640.54 is: 90,947.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,770.34 : 196,126.32 = 60,640.54 : x
  2. Step 2: Convert to fraction form
    130,770.34/196,126.32 = 60,640.54/x
  3. Step 3: Cross multiply
    130,770.34x = 196,126.32 × 60,640.54
  4. Step 4: Simplify right side
    130,770.34x = 11,893,205,953.01
  5. Step 5: Solve for x
    x = 11,893,205,953.01/130,770.34
  6. Step 6: Final answer
    x = 90,947.27

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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.