Home / 174,430.96-240,787.86-117,918.88

Finding the Fourth Proportional to 174,430.96, 240,787.86 and 117,918.88

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Solution

The fourth proportional to 174,430.96, 240,787.86 and 117,918.88 is: 162,777.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,430.96 : 240,787.86 = 117,918.88 : x
  2. Step 2: Convert to fraction form
    174,430.96/240,787.86 = 117,918.88/x
  3. Step 3: Cross multiply
    174,430.96x = 240,787.86 × 117,918.88
  4. Step 4: Simplify right side
    174,430.96x = 28,393,434,768.80
  5. Step 5: Solve for x
    x = 28,393,434,768.80/174,430.96
  6. Step 6: Final answer
    x = 162,777.50

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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.