Home / 51,260.47-70,739.22-28,598.11

Finding the Fourth Proportional to 51,260.47, 70,739.22 and 28,598.11

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Solution

The fourth proportional to 51,260.47, 70,739.22 and 28,598.11 is: 39,465.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,260.47 : 70,739.22 = 28,598.11 : x
  2. Step 2: Convert to fraction form
    51,260.47/70,739.22 = 28,598.11/x
  3. Step 3: Cross multiply
    51,260.47x = 70,739.22 × 28,598.11
  4. Step 4: Simplify right side
    51,260.47x = 2,023,008,323.18
  5. Step 5: Solve for x
    x = 2,023,008,323.18/51,260.47
  6. Step 6: Final answer
    x = 39,465.27

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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.