Home / 46,420.83-69,538.23-21,427.02

Finding the Fourth Proportional to 46,420.83, 69,538.23 and 21,427.02

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Solution

The fourth proportional to 46,420.83, 69,538.23 and 21,427.02 is: 32,097.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,420.83 : 69,538.23 = 21,427.02 : x
  2. Step 2: Convert to fraction form
    46,420.83/69,538.23 = 21,427.02/x
  3. Step 3: Cross multiply
    46,420.83x = 69,538.23 × 21,427.02
  4. Step 4: Simplify right side
    46,420.83x = 1,489,997,044.97
  5. Step 5: Solve for x
    x = 1,489,997,044.97/46,420.83
  6. Step 6: Final answer
    x = 32,097.60

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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.