Home / 43,056.77-64,525.01-20,864.25

Finding the Fourth Proportional to 43,056.77, 64,525.01 and 20,864.25

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Solution

The fourth proportional to 43,056.77, 64,525.01 and 20,864.25 is: 31,267.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,056.77 : 64,525.01 = 20,864.25 : x
  2. Step 2: Convert to fraction form
    43,056.77/64,525.01 = 20,864.25/x
  3. Step 3: Cross multiply
    43,056.77x = 64,525.01 × 20,864.25
  4. Step 4: Simplify right side
    43,056.77x = 1,346,265,835.57
  5. Step 5: Solve for x
    x = 1,346,265,835.57/43,056.77
  6. Step 6: Final answer
    x = 31,267.23

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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.