Home / 145,925.34-201,375.48-82,283.64

Finding the Fourth Proportional to 145,925.34, 201,375.48 and 82,283.64

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Solution

The fourth proportional to 145,925.34, 201,375.48 and 82,283.64 is: 113,550.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,925.34 : 201,375.48 = 82,283.64 : x
  2. Step 2: Convert to fraction form
    145,925.34/201,375.48 = 82,283.64/x
  3. Step 3: Cross multiply
    145,925.34x = 201,375.48 × 82,283.64
  4. Step 4: Simplify right side
    145,925.34x = 16,569,907,501.15
  5. Step 5: Solve for x
    x = 16,569,907,501.15/145,925.34
  6. Step 6: Final answer
    x = 113,550.58

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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.