Home / 144,193.23-216,289.80-104,999.76

Finding the Fourth Proportional to 144,193.23, 216,289.80 and 104,999.76

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Solution

The fourth proportional to 144,193.23, 216,289.80 and 104,999.76 is: 157,499.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,193.23 : 216,289.80 = 104,999.76 : x
  2. Step 2: Convert to fraction form
    144,193.23/216,289.80 = 104,999.76/x
  3. Step 3: Cross multiply
    144,193.23x = 216,289.80 × 104,999.76
  4. Step 4: Simplify right side
    144,193.23x = 22,710,377,090.45
  5. Step 5: Solve for x
    x = 22,710,377,090.45/144,193.23
  6. Step 6: Final answer
    x = 157,499.61

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1.5x scale

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.