Home / 104,509.57-144,224.28-56,763.85

Finding the Fourth Proportional to 104,509.57, 144,224.28 and 56,763.85

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Solution

The fourth proportional to 104,509.57, 144,224.28 and 56,763.85 is: 78,334.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,509.57 : 144,224.28 = 56,763.85 : x
  2. Step 2: Convert to fraction form
    104,509.57/144,224.28 = 56,763.85/x
  3. Step 3: Cross multiply
    104,509.57x = 144,224.28 × 56,763.85
  4. Step 4: Simplify right side
    104,509.57x = 8,186,725,396.28
  5. Step 5: Solve for x
    x = 8,186,725,396.28/104,509.57
  6. Step 6: Final answer
    x = 78,334.70

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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.