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Finding the Fourth Proportional to 54,477.63, 81,714.83 and 15,037.11

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Solution

The fourth proportional to 54,477.63, 81,714.83 and 15,037.11 is: 22,555.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,477.63 : 81,714.83 = 15,037.11 : x
  2. Step 2: Convert to fraction form
    54,477.63/81,714.83 = 15,037.11/x
  3. Step 3: Cross multiply
    54,477.63x = 81,714.83 × 15,037.11
  4. Step 4: Simplify right side
    54,477.63x = 1,228,754,812.16
  5. Step 5: Solve for x
    x = 1,228,754,812.16/54,477.63
  6. Step 6: Final answer
    x = 22,555.22

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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.