Home / 52,470.64-72,407.36-28,596.80

Finding the Fourth Proportional to 52,470.64, 72,407.36 and 28,596.80

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Solution

The fourth proportional to 52,470.64, 72,407.36 and 28,596.80 is: 39,462.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,470.64 : 72,407.36 = 28,596.80 : x
  2. Step 2: Convert to fraction form
    52,470.64/72,407.36 = 28,596.80/x
  3. Step 3: Cross multiply
    52,470.64x = 72,407.36 × 28,596.80
  4. Step 4: Simplify right side
    52,470.64x = 2,070,618,792.45
  5. Step 5: Solve for x
    x = 2,070,618,792.45/52,470.64
  6. Step 6: Final answer
    x = 39,462.43

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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.