Home / 104,589.42-144,334.52-56,842.77

Finding the Fourth Proportional to 104,589.42, 144,334.52 and 56,842.77

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Solution

The fourth proportional to 104,589.42, 144,334.52 and 56,842.77 is: 78,443.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,589.42 : 144,334.52 = 56,842.77 : x
  2. Step 2: Convert to fraction form
    104,589.42/144,334.52 = 56,842.77/x
  3. Step 3: Cross multiply
    104,589.42x = 144,334.52 × 56,842.77
  4. Step 4: Simplify right side
    104,589.42x = 8,204,373,639.21
  5. Step 5: Solve for x
    x = 8,204,373,639.21/104,589.42
  6. Step 6: Final answer
    x = 78,443.63

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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.