Home / 125,474.04-188,207.96-30,703.46

Finding the Fourth Proportional to 125,474.04, 188,207.96 and 30,703.46

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Solution

The fourth proportional to 125,474.04, 188,207.96 and 30,703.46 is: 46,054.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,474.04 : 188,207.96 = 30,703.46 : x
  2. Step 2: Convert to fraction form
    125,474.04/188,207.96 = 30,703.46/x
  3. Step 3: Cross multiply
    125,474.04x = 188,207.96 × 30,703.46
  4. Step 4: Simplify right side
    125,474.04x = 5,778,636,118.82
  5. Step 5: Solve for x
    x = 5,778,636,118.82/125,474.04
  6. Step 6: Final answer
    x = 46,054.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.