Home / 180,262.04-248,780.30-103,783.86

Finding the Fourth Proportional to 180,262.04, 248,780.30 and 103,783.86

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Solution

The fourth proportional to 180,262.04, 248,780.30 and 103,783.86 is: 143,232.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,262.04 : 248,780.30 = 103,783.86 : x
  2. Step 2: Convert to fraction form
    180,262.04/248,780.30 = 103,783.86/x
  3. Step 3: Cross multiply
    180,262.04x = 248,780.30 × 103,783.86
  4. Step 4: Simplify right side
    180,262.04x = 25,819,379,307.04
  5. Step 5: Solve for x
    x = 25,819,379,307.04/180,262.04
  6. Step 6: Final answer
    x = 143,232.49

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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.