Home / 94,622.05-130,572.45-54,307.43

Finding the Fourth Proportional to 94,622.05, 130,572.45 and 54,307.43

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Solution

The fourth proportional to 94,622.05, 130,572.45 and 54,307.43 is: 74,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,622.05 : 130,572.45 = 54,307.43 : x
  2. Step 2: Convert to fraction form
    94,622.05/130,572.45 = 54,307.43/x
  3. Step 3: Cross multiply
    94,622.05x = 130,572.45 × 54,307.43
  4. Step 4: Simplify right side
    94,622.05x = 7,091,054,188.30
  5. Step 5: Solve for x
    x = 7,091,054,188.30/94,622.05
  6. Step 6: Final answer
    x = 74,940.83

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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.