Home / 137,208.02-205,693.74-53,027.25

Finding the Fourth Proportional to 137,208.02, 205,693.74 and 53,027.25

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Solution

The fourth proportional to 137,208.02, 205,693.74 and 53,027.25 is: 79,495.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,208.02 : 205,693.74 = 53,027.25 : x
  2. Step 2: Convert to fraction form
    137,208.02/205,693.74 = 53,027.25/x
  3. Step 3: Cross multiply
    137,208.02x = 205,693.74 × 53,027.25
  4. Step 4: Simplify right side
    137,208.02x = 10,907,373,374.42
  5. Step 5: Solve for x
    x = 10,907,373,374.42/137,208.02
  6. Step 6: Final answer
    x = 79,495.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.