Home / 125,964.23-188,024.76-111,017.98

Finding the Fourth Proportional to 125,964.23, 188,024.76 and 111,017.98

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Solution

The fourth proportional to 125,964.23, 188,024.76 and 111,017.98 is: 165,714.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,964.23 : 188,024.76 = 111,017.98 : x
  2. Step 2: Convert to fraction form
    125,964.23/188,024.76 = 111,017.98/x
  3. Step 3: Cross multiply
    125,964.23x = 188,024.76 × 111,017.98
  4. Step 4: Simplify right side
    125,964.23x = 20,874,129,045.18
  5. Step 5: Solve for x
    x = 20,874,129,045.18/125,964.23
  6. Step 6: Final answer
    x = 165,714.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.