Home / 61,204.68-91,779.32-21,762.84

Finding the Fourth Proportional to 61,204.68, 91,779.32 and 21,762.84

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Solution

The fourth proportional to 61,204.68, 91,779.32 and 21,762.84 is: 32,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,204.68 : 91,779.32 = 21,762.84 : x
  2. Step 2: Convert to fraction form
    61,204.68/91,779.32 = 21,762.84/x
  3. Step 3: Cross multiply
    61,204.68x = 91,779.32 × 21,762.84
  4. Step 4: Simplify right side
    61,204.68x = 1,997,378,656.47
  5. Step 5: Solve for x
    x = 1,997,378,656.47/61,204.68
  6. Step 6: Final answer
    x = 32,634.41

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1.5x scale

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.