Home / 61,675.02-85,111.47-33,380.64

Finding the Fourth Proportional to 61,675.02, 85,111.47 and 33,380.64

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Solution

The fourth proportional to 61,675.02, 85,111.47 and 33,380.64 is: 46,065.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,675.02 : 85,111.47 = 33,380.64 : x
  2. Step 2: Convert to fraction form
    61,675.02/85,111.47 = 33,380.64/x
  3. Step 3: Cross multiply
    61,675.02x = 85,111.47 × 33,380.64
  4. Step 4: Simplify right side
    61,675.02x = 2,841,075,339.94
  5. Step 5: Solve for x
    x = 2,841,075,339.94/61,675.02
  6. Step 6: Final answer
    x = 46,065.25

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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.