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Finding the Fourth Proportional to 58,763.48, 88,151.48 and 18,768.49

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Solution

The fourth proportional to 58,763.48, 88,151.48 and 18,768.49 is: 28,154.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,763.48 : 88,151.48 = 18,768.49 : x
  2. Step 2: Convert to fraction form
    58,763.48/88,151.48 = 18,768.49/x
  3. Step 3: Cross multiply
    58,763.48x = 88,151.48 × 18,768.49
  4. Step 4: Simplify right side
    58,763.48x = 1,654,470,170.87
  5. Step 5: Solve for x
    x = 1,654,470,170.87/58,763.48
  6. Step 6: Final answer
    x = 28,154.73

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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.