Home / 153,815.75-230,762.64-43,007.75

Finding the Fourth Proportional to 153,815.75, 230,762.64 and 43,007.75

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Solution

The fourth proportional to 153,815.75, 230,762.64 and 43,007.75 is: 64,522.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,815.75 : 230,762.64 = 43,007.75 : x
  2. Step 2: Convert to fraction form
    153,815.75/230,762.64 = 43,007.75/x
  3. Step 3: Cross multiply
    153,815.75x = 230,762.64 × 43,007.75
  4. Step 4: Simplify right side
    153,815.75x = 9,924,581,930.46
  5. Step 5: Solve for x
    x = 9,924,581,930.46/153,815.75
  6. Step 6: Final answer
    x = 64,522.53

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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.