Home / 134,739.60-202,109.40-104,996.40

Finding the Fourth Proportional to 134,739.60, 202,109.40 and 104,996.40

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Solution

The fourth proportional to 134,739.60, 202,109.40 and 104,996.40 is: 157,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,739.60 : 202,109.40 = 104,996.40 : x
  2. Step 2: Convert to fraction form
    134,739.60/202,109.40 = 104,996.40/x
  3. Step 3: Cross multiply
    134,739.60x = 202,109.40 × 104,996.40
  4. Step 4: Simplify right side
    134,739.60x = 21,220,759,406.16
  5. Step 5: Solve for x
    x = 21,220,759,406.16/134,739.60
  6. Step 6: Final answer
    x = 157,494.60

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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.