Home / 124,687.37-187,029.54-84,607.07

Finding the Fourth Proportional to 124,687.37, 187,029.54 and 84,607.07

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Solution

The fourth proportional to 124,687.37, 187,029.54 and 84,607.07 is: 126,909.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,687.37 : 187,029.54 = 84,607.07 : x
  2. Step 2: Convert to fraction form
    124,687.37/187,029.54 = 84,607.07/x
  3. Step 3: Cross multiply
    124,687.37x = 187,029.54 × 84,607.07
  4. Step 4: Simplify right side
    124,687.37x = 15,824,020,447.70
  5. Step 5: Solve for x
    x = 15,824,020,447.70/124,687.37
  6. Step 6: Final answer
    x = 126,909.57

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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.