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Finding the Fourth Proportional to 35,578.53, 49,097.93 and 19,445.76

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Solution

The fourth proportional to 35,578.53, 49,097.93 and 19,445.76 is: 26,834.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,578.53 : 49,097.93 = 19,445.76 : x
  2. Step 2: Convert to fraction form
    35,578.53/49,097.93 = 19,445.76/x
  3. Step 3: Cross multiply
    35,578.53x = 49,097.93 × 19,445.76
  4. Step 4: Simplify right side
    35,578.53x = 954,746,466.05
  5. Step 5: Solve for x
    x = 954,746,466.05/35,578.53
  6. Step 6: Final answer
    x = 26,834.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.