Home / 97,300.42-134,274.33-54,858.65

Finding the Fourth Proportional to 97,300.42, 134,274.33 and 54,858.65

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Solution

The fourth proportional to 97,300.42, 134,274.33 and 54,858.65 is: 75,704.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,300.42 : 134,274.33 = 54,858.65 : x
  2. Step 2: Convert to fraction form
    97,300.42/134,274.33 = 54,858.65/x
  3. Step 3: Cross multiply
    97,300.42x = 134,274.33 × 54,858.65
  4. Step 4: Simplify right side
    97,300.42x = 7,366,107,802.08
  5. Step 5: Solve for x
    x = 7,366,107,802.08/97,300.42
  6. Step 6: Final answer
    x = 75,704.79

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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.