Home / 59,789.07-89,688.77-15,415.45

Finding the Fourth Proportional to 59,789.07, 89,688.77 and 15,415.45

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Solution

The fourth proportional to 59,789.07, 89,688.77 and 15,415.45 is: 23,124.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,789.07 : 89,688.77 = 15,415.45 : x
  2. Step 2: Convert to fraction form
    59,789.07/89,688.77 = 15,415.45/x
  3. Step 3: Cross multiply
    59,789.07x = 89,688.77 × 15,415.45
  4. Step 4: Simplify right side
    59,789.07x = 1,382,592,749.50
  5. Step 5: Solve for x
    x = 1,382,592,749.50/59,789.07
  6. Step 6: Final answer
    x = 23,124.51

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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.