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Finding the Fourth Proportional to 58,881.63, 88,309.17 and 16,760.78

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Solution

The fourth proportional to 58,881.63, 88,309.17 and 16,760.78 is: 25,137.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,881.63 : 88,309.17 = 16,760.78 : x
  2. Step 2: Convert to fraction form
    58,881.63/88,309.17 = 16,760.78/x
  3. Step 3: Cross multiply
    58,881.63x = 88,309.17 × 16,760.78
  4. Step 4: Simplify right side
    58,881.63x = 1,480,130,391.48
  5. Step 5: Solve for x
    x = 1,480,130,391.48/58,881.63
  6. Step 6: Final answer
    x = 25,137.39

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1.5x scale

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.