Home / 43,507.20-59,953.92-30,896.64

Finding the Fourth Proportional to 43,507.20, 59,953.92 and 30,896.64

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Solution

The fourth proportional to 43,507.20, 59,953.92 and 30,896.64 is: 42,576.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,507.20 : 59,953.92 = 30,896.64 : x
  2. Step 2: Convert to fraction form
    43,507.20/59,953.92 = 30,896.64/x
  3. Step 3: Cross multiply
    43,507.20x = 59,953.92 × 30,896.64
  4. Step 4: Simplify right side
    43,507.20x = 1,852,374,682.83
  5. Step 5: Solve for x
    x = 1,852,374,682.83/43,507.20
  6. Step 6: Final answer
    x = 42,576.28

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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.