Home / 104,722.77-144,513.14-56,976.17

Finding the Fourth Proportional to 104,722.77, 144,513.14 and 56,976.17

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Solution

The fourth proportional to 104,722.77, 144,513.14 and 56,976.17 is: 78,624.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,722.77 : 144,513.14 = 56,976.17 : x
  2. Step 2: Convert to fraction form
    104,722.77/144,513.14 = 56,976.17/x
  3. Step 3: Cross multiply
    104,722.77x = 144,513.14 × 56,976.17
  4. Step 4: Simplify right side
    104,722.77x = 8,233,804,224.43
  5. Step 5: Solve for x
    x = 8,233,804,224.43/104,722.77
  6. Step 6: Final answer
    x = 78,624.77

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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.