Home / 174,317.10-261,474.48-115,416.36

Finding the Fourth Proportional to 174,317.10, 261,474.48 and 115,416.36

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Solution

The fourth proportional to 174,317.10, 261,474.48 and 115,416.36 is: 173,123.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,317.10 : 261,474.48 = 115,416.36 : x
  2. Step 2: Convert to fraction form
    174,317.10/261,474.48 = 115,416.36/x
  3. Step 3: Cross multiply
    174,317.10x = 261,474.48 × 115,416.36
  4. Step 4: Simplify right side
    174,317.10x = 30,178,432,714.49
  5. Step 5: Solve for x
    x = 30,178,432,714.49/174,317.10
  6. Step 6: Final answer
    x = 173,123.77

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1.5x scale

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.