Home / 134,997.37-186,295.20-74,572.23

Finding the Fourth Proportional to 134,997.37, 186,295.20 and 74,572.23

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Solution

The fourth proportional to 134,997.37, 186,295.20 and 74,572.23 is: 102,909.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,997.37 : 186,295.20 = 74,572.23 : x
  2. Step 2: Convert to fraction form
    134,997.37/186,295.20 = 74,572.23/x
  3. Step 3: Cross multiply
    134,997.37x = 186,295.20 × 74,572.23
  4. Step 4: Simplify right side
    134,997.37x = 13,892,448,502.30
  5. Step 5: Solve for x
    x = 13,892,448,502.30/134,997.37
  6. Step 6: Final answer
    x = 102,909.03

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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.