Home / 43,203.29-64,802.77-16,912.85

Finding the Fourth Proportional to 43,203.29, 64,802.77 and 16,912.85

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Solution

The fourth proportional to 43,203.29, 64,802.77 and 16,912.85 is: 25,368.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,203.29 : 64,802.77 = 16,912.85 : x
  2. Step 2: Convert to fraction form
    43,203.29/64,802.77 = 16,912.85/x
  3. Step 3: Cross multiply
    43,203.29x = 64,802.77 × 16,912.85
  4. Step 4: Simplify right side
    43,203.29x = 1,095,999,162.30
  5. Step 5: Solve for x
    x = 1,095,999,162.30/43,203.29
  6. Step 6: Final answer
    x = 25,368.42

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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.