Home / 177,783.60-245,539.41-164,331.50

Finding the Fourth Proportional to 177,783.60, 245,539.41 and 164,331.50

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Solution

The fourth proportional to 177,783.60, 245,539.41 and 164,331.50 is: 226,960.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,783.60 : 245,539.41 = 164,331.50 : x
  2. Step 2: Convert to fraction form
    177,783.60/245,539.41 = 164,331.50/x
  3. Step 3: Cross multiply
    177,783.60x = 245,539.41 × 164,331.50
  4. Step 4: Simplify right side
    177,783.60x = 40,349,858,326.72
  5. Step 5: Solve for x
    x = 40,349,858,326.72/177,783.60
  6. Step 6: Final answer
    x = 226,960.52

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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.