Home / 272,588.83-376,172.52-151,727.53

Finding the Fourth Proportional to 272,588.83, 376,172.52 and 151,727.53

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Solution

The fourth proportional to 272,588.83, 376,172.52 and 151,727.53 is: 209,383.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,588.83 : 376,172.52 = 151,727.53 : x
  2. Step 2: Convert to fraction form
    272,588.83/376,172.52 = 151,727.53/x
  3. Step 3: Cross multiply
    272,588.83x = 376,172.52 × 151,727.53
  4. Step 4: Simplify right side
    272,588.83x = 57,075,727,313.48
  5. Step 5: Solve for x
    x = 57,075,727,313.48/272,588.83
  6. Step 6: Final answer
    x = 209,383.95

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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.