Home / 147,575.97-203,653.85-83,913.75

Finding the Fourth Proportional to 147,575.97, 203,653.85 and 83,913.75

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Solution

The fourth proportional to 147,575.97, 203,653.85 and 83,913.75 is: 115,800.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,575.97 : 203,653.85 = 83,913.75 : x
  2. Step 2: Convert to fraction form
    147,575.97/203,653.85 = 83,913.75/x
  3. Step 3: Cross multiply
    147,575.97x = 203,653.85 × 83,913.75
  4. Step 4: Simplify right side
    147,575.97x = 17,089,357,835.87
  5. Step 5: Solve for x
    x = 17,089,357,835.87/147,575.97
  6. Step 6: Final answer
    x = 115,800.41

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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.