Home / 193,784.99-290,382.24-99,011.35

Finding the Fourth Proportional to 193,784.99, 290,382.24 and 99,011.35

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Solution

The fourth proportional to 193,784.99, 290,382.24 and 99,011.35 is: 148,366.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,784.99 : 290,382.24 = 99,011.35 : x
  2. Step 2: Convert to fraction form
    193,784.99/290,382.24 = 99,011.35/x
  3. Step 3: Cross multiply
    193,784.99x = 290,382.24 × 99,011.35
  4. Step 4: Simplify right side
    193,784.99x = 28,751,137,598.42
  5. Step 5: Solve for x
    x = 28,751,137,598.42/193,784.99
  6. Step 6: Final answer
    x = 148,366.17

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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.