Home / 47,462.19-65,436.96-30,435.48

Finding the Fourth Proportional to 47,462.19, 65,436.96 and 30,435.48

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Solution

The fourth proportional to 47,462.19, 65,436.96 and 30,435.48 is: 41,961.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,462.19 : 65,436.96 = 30,435.48 : x
  2. Step 2: Convert to fraction form
    47,462.19/65,436.96 = 30,435.48/x
  3. Step 3: Cross multiply
    47,462.19x = 65,436.96 × 30,435.48
  4. Step 4: Simplify right side
    47,462.19x = 1,991,605,287.34
  5. Step 5: Solve for x
    x = 1,991,605,287.34/47,462.19
  6. Step 6: Final answer
    x = 41,961.93

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1.5x scale

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.