Home / 305,631.55-458,546.94-153,750.24

Finding the Fourth Proportional to 305,631.55, 458,546.94 and 153,750.24

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Solution

The fourth proportional to 305,631.55, 458,546.94 and 153,750.24 is: 230,675.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,631.55 : 458,546.94 = 153,750.24 : x
  2. Step 2: Convert to fraction form
    305,631.55/458,546.94 = 153,750.24/x
  3. Step 3: Cross multiply
    305,631.55x = 458,546.94 × 153,750.24
  4. Step 4: Simplify right side
    305,631.55x = 70,501,702,076.27
  5. Step 5: Solve for x
    x = 70,501,702,076.27/305,631.55
  6. Step 6: Final answer
    x = 230,675.47

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1.5x scale

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.