Home / 86,048.85-118,714.23-63,441.57

Finding the Fourth Proportional to 86,048.85, 118,714.23 and 63,441.57

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Solution

The fourth proportional to 86,048.85, 118,714.23 and 63,441.57 is: 87,524.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,048.85 : 118,714.23 = 63,441.57 : x
  2. Step 2: Convert to fraction form
    86,048.85/118,714.23 = 63,441.57/x
  3. Step 3: Cross multiply
    86,048.85x = 118,714.23 × 63,441.57
  4. Step 4: Simplify right side
    86,048.85x = 7,531,417,132.54
  5. Step 5: Solve for x
    x = 7,531,417,132.54/86,048.85
  6. Step 6: Final answer
    x = 87,524.90

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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.