Home / 147,255.60-203,213.70-83,594.46

Finding the Fourth Proportional to 147,255.60, 203,213.70 and 83,594.46

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Solution

The fourth proportional to 147,255.60, 203,213.70 and 83,594.46 is: 115,360.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,255.60 : 203,213.70 = 83,594.46 : x
  2. Step 2: Convert to fraction form
    147,255.60/203,213.70 = 83,594.46/x
  3. Step 3: Cross multiply
    147,255.60x = 203,213.70 × 83,594.46
  4. Step 4: Simplify right side
    147,255.60x = 16,987,539,516.10
  5. Step 5: Solve for x
    x = 16,987,539,516.10/147,255.60
  6. Step 6: Final answer
    x = 115,360.91

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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.