Home / 53,260.16-79,902.52-15,819.40

Finding the Fourth Proportional to 53,260.16, 79,902.52 and 15,819.40

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Solution

The fourth proportional to 53,260.16, 79,902.52 and 15,819.40 is: 23,732.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,260.16 : 79,902.52 = 15,819.40 : x
  2. Step 2: Convert to fraction form
    53,260.16/79,902.52 = 15,819.40/x
  3. Step 3: Cross multiply
    53,260.16x = 79,902.52 × 15,819.40
  4. Step 4: Simplify right side
    53,260.16x = 1,264,009,924.89
  5. Step 5: Solve for x
    x = 1,264,009,924.89/53,260.16
  6. Step 6: Final answer
    x = 23,732.75

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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.