Home / 186,323.09-279,527.96-53,205.17

Finding the Fourth Proportional to 186,323.09, 279,527.96 and 53,205.17

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Solution

The fourth proportional to 186,323.09, 279,527.96 and 53,205.17 is: 79,820.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,323.09 : 279,527.96 = 53,205.17 : x
  2. Step 2: Convert to fraction form
    186,323.09/279,527.96 = 53,205.17/x
  3. Step 3: Cross multiply
    186,323.09x = 279,527.96 × 53,205.17
  4. Step 4: Simplify right side
    186,323.09x = 14,872,332,365.53
  5. Step 5: Solve for x
    x = 14,872,332,365.53/186,323.09
  6. Step 6: Final answer
    x = 79,820.13

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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.