Home / 104,527.35-144,247.59-56,780.73

Finding the Fourth Proportional to 104,527.35, 144,247.59 and 56,780.73

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Solution

The fourth proportional to 104,527.35, 144,247.59 and 56,780.73 is: 78,357.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,527.35 : 144,247.59 = 56,780.73 : x
  2. Step 2: Convert to fraction form
    104,527.35/144,247.59 = 56,780.73/x
  3. Step 3: Cross multiply
    104,527.35x = 144,247.59 × 56,780.73
  4. Step 4: Simplify right side
    104,527.35x = 8,190,483,460.94
  5. Step 5: Solve for x
    x = 8,190,483,460.94/104,527.35
  6. Step 6: Final answer
    x = 78,357.32

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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.