Home / 216,199.76-324,306.93-58,429.58

Finding the Fourth Proportional to 216,199.76, 324,306.93 and 58,429.58

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Solution

The fourth proportional to 216,199.76, 324,306.93 and 58,429.58 is: 87,646.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,199.76 : 324,306.93 = 58,429.58 : x
  2. Step 2: Convert to fraction form
    216,199.76/324,306.93 = 58,429.58/x
  3. Step 3: Cross multiply
    216,199.76x = 324,306.93 × 58,429.58
  4. Step 4: Simplify right side
    216,199.76x = 18,949,117,710.99
  5. Step 5: Solve for x
    x = 18,949,117,710.99/216,199.76
  6. Step 6: Final answer
    x = 87,646.34

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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.