Home / 104,544.36-144,272.76-56,798.64

Finding the Fourth Proportional to 104,544.36, 144,272.76 and 56,798.64

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Solution

The fourth proportional to 104,544.36, 144,272.76 and 56,798.64 is: 78,382.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,544.36 : 144,272.76 = 56,798.64 : x
  2. Step 2: Convert to fraction form
    104,544.36/144,272.76 = 56,798.64/x
  3. Step 3: Cross multiply
    104,544.36x = 144,272.76 × 56,798.64
  4. Step 4: Simplify right side
    104,544.36x = 8,194,496,557.05
  5. Step 5: Solve for x
    x = 8,194,496,557.05/104,544.36
  6. Step 6: Final answer
    x = 78,382.96

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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.