Home / 216,432.04-324,648.07-58,660.50

Finding the Fourth Proportional to 216,432.04, 324,648.07 and 58,660.50

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Solution

The fourth proportional to 216,432.04, 324,648.07 and 58,660.50 is: 87,990.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,432.04 : 324,648.07 = 58,660.50 : x
  2. Step 2: Convert to fraction form
    216,432.04/324,648.07 = 58,660.50/x
  3. Step 3: Cross multiply
    216,432.04x = 324,648.07 × 58,660.50
  4. Step 4: Simplify right side
    216,432.04x = 19,044,016,746.15
  5. Step 5: Solve for x
    x = 19,044,016,746.15/216,432.04
  6. Step 6: Final answer
    x = 87,990.75

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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.