Home / 104,859.04-144,708.04-57,114.96

Finding the Fourth Proportional to 104,859.04, 144,708.04 and 57,114.96

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Solution

The fourth proportional to 104,859.04, 144,708.04 and 57,114.96 is: 78,820.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,859.04 : 144,708.04 = 57,114.96 : x
  2. Step 2: Convert to fraction form
    104,859.04/144,708.04 = 57,114.96/x
  3. Step 3: Cross multiply
    104,859.04x = 144,708.04 × 57,114.96
  4. Step 4: Simplify right side
    104,859.04x = 8,264,993,916.28
  5. Step 5: Solve for x
    x = 8,264,993,916.28/104,859.04
  6. Step 6: Final answer
    x = 78,820.04

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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.