Home / 53,855.50-74,272.20-33,714.21

Finding the Fourth Proportional to 53,855.50, 74,272.20 and 33,714.21

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Solution

The fourth proportional to 53,855.50, 74,272.20 and 33,714.21 is: 46,495.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,855.50 : 74,272.20 = 33,714.21 : x
  2. Step 2: Convert to fraction form
    53,855.50/74,272.20 = 33,714.21/x
  3. Step 3: Cross multiply
    53,855.50x = 74,272.20 × 33,714.21
  4. Step 4: Simplify right side
    53,855.50x = 2,504,028,547.96
  5. Step 5: Solve for x
    x = 2,504,028,547.96/53,855.50
  6. Step 6: Final answer
    x = 46,495.32

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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.