Home / 57,445.77-79,263.30-33,567.78

Finding the Fourth Proportional to 57,445.77, 79,263.30 and 33,567.78

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Solution

The fourth proportional to 57,445.77, 79,263.30 and 33,567.78 is: 46,316.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,445.77 : 79,263.30 = 33,567.78 : x
  2. Step 2: Convert to fraction form
    57,445.77/79,263.30 = 33,567.78/x
  3. Step 3: Cross multiply
    57,445.77x = 79,263.30 × 33,567.78
  4. Step 4: Simplify right side
    57,445.77x = 2,660,693,016.47
  5. Step 5: Solve for x
    x = 2,660,693,016.47/57,445.77
  6. Step 6: Final answer
    x = 46,316.60

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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.