Home / 104,762.43-144,572.15-57,016.12

Finding the Fourth Proportional to 104,762.43, 144,572.15 and 57,016.12

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Solution

The fourth proportional to 104,762.43, 144,572.15 and 57,016.12 is: 78,682.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,762.43 : 144,572.15 = 57,016.12 : x
  2. Step 2: Convert to fraction form
    104,762.43/144,572.15 = 57,016.12/x
  3. Step 3: Cross multiply
    104,762.43x = 144,572.15 × 57,016.12
  4. Step 4: Simplify right side
    104,762.43x = 8,242,942,214.70
  5. Step 5: Solve for x
    x = 8,242,942,214.70/104,762.43
  6. Step 6: Final answer
    x = 78,682.24

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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.