Home / 146,537.76-219,653.40-67,703.70

Finding the Fourth Proportional to 146,537.76, 219,653.40 and 67,703.70

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Solution

The fourth proportional to 146,537.76, 219,653.40 and 67,703.70 is: 101,484.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,537.76 : 219,653.40 = 67,703.70 : x
  2. Step 2: Convert to fraction form
    146,537.76/219,653.40 = 67,703.70/x
  3. Step 3: Cross multiply
    146,537.76x = 219,653.40 × 67,703.70
  4. Step 4: Simplify right side
    146,537.76x = 14,871,347,897.58
  5. Step 5: Solve for x
    x = 14,871,347,897.58/146,537.76
  6. Step 6: Final answer
    x = 101,484.75

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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.