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Finding the Fourth Proportional to 51,324.60, 77,030.10 and 25,051.80

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Solution

The fourth proportional to 51,324.60, 77,030.10 and 25,051.80 is: 37,598.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,324.60 : 77,030.10 = 25,051.80 : x
  2. Step 2: Convert to fraction form
    51,324.60/77,030.10 = 25,051.80/x
  3. Step 3: Cross multiply
    51,324.60x = 77,030.10 × 25,051.80
  4. Step 4: Simplify right side
    51,324.60x = 1,929,742,659.18
  5. Step 5: Solve for x
    x = 1,929,742,659.18/51,324.60
  6. Step 6: Final answer
    x = 37,598.79

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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.