Home / 274,187.17-378,362.59-151,672.24

Finding the Fourth Proportional to 274,187.17, 378,362.59 and 151,672.24

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Solution

The fourth proportional to 274,187.17, 378,362.59 and 151,672.24 is: 209,299.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,187.17 : 378,362.59 = 151,672.24 : x
  2. Step 2: Convert to fraction form
    274,187.17/378,362.59 = 151,672.24/x
  3. Step 3: Cross multiply
    274,187.17x = 378,362.59 × 151,672.24
  4. Step 4: Simplify right side
    274,187.17x = 57,387,101,557.50
  5. Step 5: Solve for x
    x = 57,387,101,557.50/274,187.17
  6. Step 6: Final answer
    x = 209,299.00

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1.5x scale

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.