Home / 38,188.02-52,697.34-21,192.06

Finding the Fourth Proportional to 38,188.02, 52,697.34 and 21,192.06

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Solution

The fourth proportional to 38,188.02, 52,697.34 and 21,192.06 is: 29,243.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,188.02 : 52,697.34 = 21,192.06 : x
  2. Step 2: Convert to fraction form
    38,188.02/52,697.34 = 21,192.06/x
  3. Step 3: Cross multiply
    38,188.02x = 52,697.34 × 21,192.06
  4. Step 4: Simplify right side
    38,188.02x = 1,116,765,191.12
  5. Step 5: Solve for x
    x = 1,116,765,191.12/38,188.02
  6. Step 6: Final answer
    x = 29,243.86

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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.