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Finding the Fourth Proportional to 53,124.39, 79,695.03 and 17,587

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Solution

The fourth proportional to 53,124.39, 79,695.03 and 17,587 is: 26,383.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,124.39 : 79,695.03 = 17,587 : x
  2. Step 2: Convert to fraction form
    53,124.39/79,695.03 = 17,587/x
  3. Step 3: Cross multiply
    53,124.39x = 79,695.03 × 17,587
  4. Step 4: Simplify right side
    53,124.39x = 1,401,596,492.61
  5. Step 5: Solve for x
    x = 1,401,596,492.61/53,124.39
  6. Step 6: Final answer
    x = 26,383.30

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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.