Home / 181,690.04-272,544.06-69,349.16

Finding the Fourth Proportional to 181,690.04, 272,544.06 and 69,349.16

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Solution

The fourth proportional to 181,690.04, 272,544.06 and 69,349.16 is: 104,027.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,690.04 : 272,544.06 = 69,349.16 : x
  2. Step 2: Convert to fraction form
    181,690.04/272,544.06 = 69,349.16/x
  3. Step 3: Cross multiply
    181,690.04x = 272,544.06 × 69,349.16
  4. Step 4: Simplify right side
    181,690.04x = 18,900,701,623.99
  5. Step 5: Solve for x
    x = 18,900,701,623.99/181,690.04
  6. Step 6: Final answer
    x = 104,027.18

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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.