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Finding the Fourth Proportional to 37,857.93, 56,822.07 and 19,151.19

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Solution

The fourth proportional to 37,857.93, 56,822.07 and 19,151.19 is: 28,744.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,857.93 : 56,822.07 = 19,151.19 : x
  2. Step 2: Convert to fraction form
    37,857.93/56,822.07 = 19,151.19/x
  3. Step 3: Cross multiply
    37,857.93x = 56,822.07 × 19,151.19
  4. Step 4: Simplify right side
    37,857.93x = 1,088,210,258.76
  5. Step 5: Solve for x
    x = 1,088,210,258.76/37,857.93
  6. Step 6: Final answer
    x = 28,744.58

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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.