Home / 53,749.63-74,207.69-34,636.15

Finding the Fourth Proportional to 53,749.63, 74,207.69 and 34,636.15

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Solution

The fourth proportional to 53,749.63, 74,207.69 and 34,636.15 is: 47,819.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,749.63 : 74,207.69 = 34,636.15 : x
  2. Step 2: Convert to fraction form
    53,749.63/74,207.69 = 34,636.15/x
  3. Step 3: Cross multiply
    53,749.63x = 74,207.69 × 34,636.15
  4. Step 4: Simplify right side
    53,749.63x = 2,570,268,681.99
  5. Step 5: Solve for x
    x = 2,570,268,681.99/53,749.63
  6. Step 6: Final answer
    x = 47,819.28

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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.