Home / 186,208.64-278,048.02-181,164.08

Finding the Fourth Proportional to 186,208.64, 278,048.02 and 181,164.08

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Solution

The fourth proportional to 186,208.64, 278,048.02 and 181,164.08 is: 270,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,208.64 : 278,048.02 = 181,164.08 : x
  2. Step 2: Convert to fraction form
    186,208.64/278,048.02 = 181,164.08/x
  3. Step 3: Cross multiply
    186,208.64x = 278,048.02 × 181,164.08
  4. Step 4: Simplify right side
    186,208.64x = 50,372,313,739.12
  5. Step 5: Solve for x
    x = 50,372,313,739.12/186,208.64
  6. Step 6: Final answer
    x = 270,515.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.