Home / 104,763.96-144,573.98-57,017.34

Finding the Fourth Proportional to 104,763.96, 144,573.98 and 57,017.34

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Solution

The fourth proportional to 104,763.96, 144,573.98 and 57,017.34 is: 78,683.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,763.96 : 144,573.98 = 57,017.34 : x
  2. Step 2: Convert to fraction form
    104,763.96/144,573.98 = 57,017.34/x
  3. Step 3: Cross multiply
    104,763.96x = 144,573.98 × 57,017.34
  4. Step 4: Simplify right side
    104,763.96x = 8,243,223,487.73
  5. Step 5: Solve for x
    x = 8,243,223,487.73/104,763.96
  6. Step 6: Final answer
    x = 78,683.77

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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.