Home / 195,220.40-292,927.80-111,045.20

Finding the Fourth Proportional to 195,220.40, 292,927.80 and 111,045.20

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Solution

The fourth proportional to 195,220.40, 292,927.80 and 111,045.20 is: 166,623.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,220.40 : 292,927.80 = 111,045.20 : x
  2. Step 2: Convert to fraction form
    195,220.40/292,927.80 = 111,045.20/x
  3. Step 3: Cross multiply
    195,220.40x = 292,927.80 × 111,045.20
  4. Step 4: Simplify right side
    195,220.40x = 32,528,226,136.56
  5. Step 5: Solve for x
    x = 32,528,226,136.56/195,220.40
  6. Step 6: Final answer
    x = 166,623.09

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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.