Home / 189,476.96-261,479.04-104,594.72

Finding the Fourth Proportional to 189,476.96, 261,479.04 and 104,594.72

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Solution

The fourth proportional to 189,476.96, 261,479.04 and 104,594.72 is: 144,341.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,476.96 : 261,479.04 = 104,594.72 : x
  2. Step 2: Convert to fraction form
    189,476.96/261,479.04 = 104,594.72/x
  3. Step 3: Cross multiply
    189,476.96x = 261,479.04 × 104,594.72
  4. Step 4: Simplify right side
    189,476.96x = 27,349,326,974.67
  5. Step 5: Solve for x
    x = 27,349,326,974.67/189,476.96
  6. Step 6: Final answer
    x = 144,341.17

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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.