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Finding the Fourth Proportional to 38,695.66, 58,063.48 and 16,503.06

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Solution

The fourth proportional to 38,695.66, 58,063.48 and 16,503.06 is: 24,763.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,695.66 : 58,063.48 = 16,503.06 : x
  2. Step 2: Convert to fraction form
    38,695.66/58,063.48 = 16,503.06/x
  3. Step 3: Cross multiply
    38,695.66x = 58,063.48 × 16,503.06
  4. Step 4: Simplify right side
    38,695.66x = 958,225,094.25
  5. Step 5: Solve for x
    x = 958,225,094.25/38,695.66
  6. Step 6: Final answer
    x = 24,763.12

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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.