Home / 104,973.09-144,819.24-61,935.50

Finding the Fourth Proportional to 104,973.09, 144,819.24 and 61,935.50

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Solution

The fourth proportional to 104,973.09, 144,819.24 and 61,935.50 is: 85,445.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,973.09 : 144,819.24 = 61,935.50 : x
  2. Step 2: Convert to fraction form
    104,973.09/144,819.24 = 61,935.50/x
  3. Step 3: Cross multiply
    104,973.09x = 144,819.24 × 61,935.50
  4. Step 4: Simplify right side
    104,973.09x = 8,969,452,039.02
  5. Step 5: Solve for x
    x = 8,969,452,039.02/104,973.09
  6. Step 6: Final answer
    x = 85,445.25

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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.