Home / 54,820.59-75,654.37-30,951.51

Finding the Fourth Proportional to 54,820.59, 75,654.37 and 30,951.51

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Solution

The fourth proportional to 54,820.59, 75,654.37 and 30,951.51 is: 42,714.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,820.59 : 75,654.37 = 30,951.51 : x
  2. Step 2: Convert to fraction form
    54,820.59/75,654.37 = 30,951.51/x
  3. Step 3: Cross multiply
    54,820.59x = 75,654.37 × 30,951.51
  4. Step 4: Simplify right side
    54,820.59x = 2,341,616,533.95
  5. Step 5: Solve for x
    x = 2,341,616,533.95/54,820.59
  6. Step 6: Final answer
    x = 42,714.18

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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.