Home / 61,870.08-85,380.78-33,575.77

Finding the Fourth Proportional to 61,870.08, 85,380.78 and 33,575.77

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Solution

The fourth proportional to 61,870.08, 85,380.78 and 33,575.77 is: 46,334.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,870.08 : 85,380.78 = 33,575.77 : x
  2. Step 2: Convert to fraction form
    61,870.08/85,380.78 = 33,575.77/x
  3. Step 3: Cross multiply
    61,870.08x = 85,380.78 × 33,575.77
  4. Step 4: Simplify right side
    61,870.08x = 2,866,725,184.07
  5. Step 5: Solve for x
    x = 2,866,725,184.07/61,870.08
  6. Step 6: Final answer
    x = 46,334.60

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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.