Home / 94,322.02-130,156.61-55,553.80

Finding the Fourth Proportional to 94,322.02, 130,156.61 and 55,553.80

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Solution

The fourth proportional to 94,322.02, 130,156.61 and 55,553.80 is: 76,659.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,322.02 : 130,156.61 = 55,553.80 : x
  2. Step 2: Convert to fraction form
    94,322.02/130,156.61 = 55,553.80/x
  3. Step 3: Cross multiply
    94,322.02x = 130,156.61 × 55,553.80
  4. Step 4: Simplify right side
    94,322.02x = 7,230,694,094.11
  5. Step 5: Solve for x
    x = 7,230,694,094.11/94,322.02
  6. Step 6: Final answer
    x = 76,659.66

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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.