Home / 52,470.21-72,406.74-28,596.36

Finding the Fourth Proportional to 52,470.21, 72,406.74 and 28,596.36

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Solution

The fourth proportional to 52,470.21, 72,406.74 and 28,596.36 is: 39,461.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,470.21 : 72,406.74 = 28,596.36 : x
  2. Step 2: Convert to fraction form
    52,470.21/72,406.74 = 28,596.36/x
  3. Step 3: Cross multiply
    52,470.21x = 72,406.74 × 28,596.36
  4. Step 4: Simplify right side
    52,470.21x = 2,070,569,203.47
  5. Step 5: Solve for x
    x = 2,070,569,203.47/52,470.21
  6. Step 6: Final answer
    x = 39,461.81

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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.