Home / 57,409.08-79,230.65-33,543.51

Finding the Fourth Proportional to 57,409.08, 79,230.65 and 33,543.51

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Solution

The fourth proportional to 57,409.08, 79,230.65 and 33,543.51 is: 46,293.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,409.08 : 79,230.65 = 33,543.51 : x
  2. Step 2: Convert to fraction form
    57,409.08/79,230.65 = 33,543.51/x
  3. Step 3: Cross multiply
    57,409.08x = 79,230.65 × 33,543.51
  4. Step 4: Simplify right side
    57,409.08x = 2,657,674,100.58
  5. Step 5: Solve for x
    x = 2,657,674,100.58/57,409.08
  6. Step 6: Final answer
    x = 46,293.62

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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.