Home / 140,385.65-193,674.26-102,061.19

Finding the Fourth Proportional to 140,385.65, 193,674.26 and 102,061.19

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Solution

The fourth proportional to 140,385.65, 193,674.26 and 102,061.19 is: 140,802.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,385.65 : 193,674.26 = 102,061.19 : x
  2. Step 2: Convert to fraction form
    140,385.65/193,674.26 = 102,061.19/x
  3. Step 3: Cross multiply
    140,385.65x = 193,674.26 × 102,061.19
  4. Step 4: Simplify right side
    140,385.65x = 19,766,626,187.31
  5. Step 5: Solve for x
    x = 19,766,626,187.31/140,385.65
  6. Step 6: Final answer
    x = 140,802.33

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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.