Home / 195,622.95-293,543.44-105,663.84

Finding the Fourth Proportional to 195,622.95, 293,543.44 and 105,663.84

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Solution

The fourth proportional to 195,622.95, 293,543.44 and 105,663.84 is: 158,554.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,622.95 : 293,543.44 = 105,663.84 : x
  2. Step 2: Convert to fraction form
    195,622.95/293,543.44 = 105,663.84/x
  3. Step 3: Cross multiply
    195,622.95x = 293,543.44 × 105,663.84
  4. Step 4: Simplify right side
    195,622.95x = 31,016,927,957.80
  5. Step 5: Solve for x
    x = 31,016,927,957.80/195,622.95
  6. Step 6: Final answer
    x = 158,554.65

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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.