Home / 89,044.63-122,884.36-48,762.21

Finding the Fourth Proportional to 89,044.63, 122,884.36 and 48,762.21

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Solution

The fourth proportional to 89,044.63, 122,884.36 and 48,762.21 is: 67,293.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,044.63 : 122,884.36 = 48,762.21 : x
  2. Step 2: Convert to fraction form
    89,044.63/122,884.36 = 48,762.21/x
  3. Step 3: Cross multiply
    89,044.63x = 122,884.36 × 48,762.21
  4. Step 4: Simplify right side
    89,044.63x = 5,992,113,089.94
  5. Step 5: Solve for x
    x = 5,992,113,089.94/89,044.63
  6. Step 6: Final answer
    x = 67,293.37

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1.5x scale

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.