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Finding the Fourth Proportional to 40,603.78, 60,819.25 and 23,064.58

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Solution

The fourth proportional to 40,603.78, 60,819.25 and 23,064.58 is: 34,547.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,603.78 : 60,819.25 = 23,064.58 : x
  2. Step 2: Convert to fraction form
    40,603.78/60,819.25 = 23,064.58/x
  3. Step 3: Cross multiply
    40,603.78x = 60,819.25 × 23,064.58
  4. Step 4: Simplify right side
    40,603.78x = 1,402,770,457.17
  5. Step 5: Solve for x
    x = 1,402,770,457.17/40,603.78
  6. Step 6: Final answer
    x = 34,547.78

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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.