Home / 147,580.02-203,659.46-83,917.80

Finding the Fourth Proportional to 147,580.02, 203,659.46 and 83,917.80

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Solution

The fourth proportional to 147,580.02, 203,659.46 and 83,917.80 is: 115,806.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,580.02 : 203,659.46 = 83,917.80 : x
  2. Step 2: Convert to fraction form
    147,580.02/203,659.46 = 83,917.80/x
  3. Step 3: Cross multiply
    147,580.02x = 203,659.46 × 83,917.80
  4. Step 4: Simplify right side
    147,580.02x = 17,090,653,832.39
  5. Step 5: Solve for x
    x = 17,090,653,832.39/147,580.02
  6. Step 6: Final answer
    x = 115,806.01

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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.