Home / 54,604.07-81,925.82-19,070.63

Finding the Fourth Proportional to 54,604.07, 81,925.82 and 19,070.63

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Solution

The fourth proportional to 54,604.07, 81,925.82 and 19,070.63 is: 28,612.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,604.07 : 81,925.82 = 19,070.63 : x
  2. Step 2: Convert to fraction form
    54,604.07/81,925.82 = 19,070.63/x
  3. Step 3: Cross multiply
    54,604.07x = 81,925.82 × 19,070.63
  4. Step 4: Simplify right side
    54,604.07x = 1,562,376,495.68
  5. Step 5: Solve for x
    x = 1,562,376,495.68/54,604.07
  6. Step 6: Final answer
    x = 28,612.82

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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.