Home / 141,362.06-195,108.02-83,990.35

Finding the Fourth Proportional to 141,362.06, 195,108.02 and 83,990.35

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Solution

The fourth proportional to 141,362.06, 195,108.02 and 83,990.35 is: 115,923.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,362.06 : 195,108.02 = 83,990.35 : x
  2. Step 2: Convert to fraction form
    141,362.06/195,108.02 = 83,990.35/x
  3. Step 3: Cross multiply
    141,362.06x = 195,108.02 × 83,990.35
  4. Step 4: Simplify right side
    141,362.06x = 16,387,190,887.61
  5. Step 5: Solve for x
    x = 16,387,190,887.61/141,362.06
  6. Step 6: Final answer
    x = 115,923.54

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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.