Home / 218,582.58-301,783.47-178,392.36

Finding the Fourth Proportional to 218,582.58, 301,783.47 and 178,392.36

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Solution

The fourth proportional to 218,582.58, 301,783.47 and 178,392.36 is: 246,295.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,582.58 : 301,783.47 = 178,392.36 : x
  2. Step 2: Convert to fraction form
    218,582.58/301,783.47 = 178,392.36/x
  3. Step 3: Cross multiply
    218,582.58x = 301,783.47 × 178,392.36
  4. Step 4: Simplify right side
    218,582.58x = 53,835,865,422.29
  5. Step 5: Solve for x
    x = 53,835,865,422.29/218,582.58
  6. Step 6: Final answer
    x = 246,295.32

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1.5x scale

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.