Home / 154,507.02-231,364.17-107,054.70

Finding the Fourth Proportional to 154,507.02, 231,364.17 and 107,054.70

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Solution

The fourth proportional to 154,507.02, 231,364.17 and 107,054.70 is: 160,307.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,507.02 : 231,364.17 = 107,054.70 : x
  2. Step 2: Convert to fraction form
    154,507.02/231,364.17 = 107,054.70/x
  3. Step 3: Cross multiply
    154,507.02x = 231,364.17 × 107,054.70
  4. Step 4: Simplify right side
    154,507.02x = 24,768,621,810.10
  5. Step 5: Solve for x
    x = 24,768,621,810.10/154,507.02
  6. Step 6: Final answer
    x = 160,307.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.