Home / 73,250.10-109,259.35-66,523.02

Finding the Fourth Proportional to 73,250.10, 109,259.35 and 66,523.02

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Solution

The fourth proportional to 73,250.10, 109,259.35 and 66,523.02 is: 99,225.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,250.10 : 109,259.35 = 66,523.02 : x
  2. Step 2: Convert to fraction form
    73,250.10/109,259.35 = 66,523.02/x
  3. Step 3: Cross multiply
    73,250.10x = 109,259.35 × 66,523.02
  4. Step 4: Simplify right side
    73,250.10x = 7,268,261,925.24
  5. Step 5: Solve for x
    x = 7,268,261,925.24/73,250.10
  6. Step 6: Final answer
    x = 99,225.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.