Home / 109,427.02-151,009.05-59,126.02

Finding the Fourth Proportional to 109,427.02, 151,009.05 and 59,126.02

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Solution

The fourth proportional to 109,427.02, 151,009.05 and 59,126.02 is: 81,593.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,427.02 : 151,009.05 = 59,126.02 : x
  2. Step 2: Convert to fraction form
    109,427.02/151,009.05 = 59,126.02/x
  3. Step 3: Cross multiply
    109,427.02x = 151,009.05 × 59,126.02
  4. Step 4: Simplify right side
    109,427.02x = 8,928,564,110.48
  5. Step 5: Solve for x
    x = 8,928,564,110.48/109,427.02
  6. Step 6: Final answer
    x = 81,593.78

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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.