Home / 70,051.02-96,669.94-39,836.35

Finding the Fourth Proportional to 70,051.02, 96,669.94 and 39,836.35

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Solution

The fourth proportional to 70,051.02, 96,669.94 and 39,836.35 is: 54,973.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,051.02 : 96,669.94 = 39,836.35 : x
  2. Step 2: Convert to fraction form
    70,051.02/96,669.94 = 39,836.35/x
  3. Step 3: Cross multiply
    70,051.02x = 96,669.94 × 39,836.35
  4. Step 4: Simplify right side
    70,051.02x = 3,850,977,564.32
  5. Step 5: Solve for x
    x = 3,850,977,564.32/70,051.02
  6. Step 6: Final answer
    x = 54,973.90

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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.