Home / 495,050.12-742,568.70-121,076.36

Finding the Fourth Proportional to 495,050.12, 742,568.70 and 121,076.36

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Solution

The fourth proportional to 495,050.12, 742,568.70 and 121,076.36 is: 181,612.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,050.12 : 742,568.70 = 121,076.36 : x
  2. Step 2: Convert to fraction form
    495,050.12/742,568.70 = 121,076.36/x
  3. Step 3: Cross multiply
    495,050.12x = 742,568.70 × 121,076.36
  4. Step 4: Simplify right side
    495,050.12x = 89,907,515,245.93
  5. Step 5: Solve for x
    x = 89,907,515,245.93/495,050.12
  6. Step 6: Final answer
    x = 181,612.96

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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.