Home / 158,026.80-236,656.20-83,991.60

Finding the Fourth Proportional to 158,026.80, 236,656.20 and 83,991.60

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Solution

The fourth proportional to 158,026.80, 236,656.20 and 83,991.60 is: 125,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,026.80 : 236,656.20 = 83,991.60 : x
  2. Step 2: Convert to fraction form
    158,026.80/236,656.20 = 83,991.60/x
  3. Step 3: Cross multiply
    158,026.80x = 236,656.20 × 83,991.60
  4. Step 4: Simplify right side
    158,026.80x = 19,877,132,887.92
  5. Step 5: Solve for x
    x = 19,877,132,887.92/158,026.80
  6. Step 6: Final answer
    x = 125,783.30

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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.