Home / 147,388.01-203,549.85-101,566.80

Finding the Fourth Proportional to 147,388.01, 203,549.85 and 101,566.80

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Solution

The fourth proportional to 147,388.01, 203,549.85 and 101,566.80 is: 140,268.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,388.01 : 203,549.85 = 101,566.80 : x
  2. Step 2: Convert to fraction form
    147,388.01/203,549.85 = 101,566.80/x
  3. Step 3: Cross multiply
    147,388.01x = 203,549.85 × 101,566.80
  4. Step 4: Simplify right side
    147,388.01x = 20,673,906,904.98
  5. Step 5: Solve for x
    x = 20,673,906,904.98/147,388.01
  6. Step 6: Final answer
    x = 140,268.58

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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.