Home / 217,868.80-326,803.20-93,222.40

Finding the Fourth Proportional to 217,868.80, 326,803.20 and 93,222.40

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Solution

The fourth proportional to 217,868.80, 326,803.20 and 93,222.40 is: 139,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,868.80 : 326,803.20 = 93,222.40 : x
  2. Step 2: Convert to fraction form
    217,868.80/326,803.20 = 93,222.40/x
  3. Step 3: Cross multiply
    217,868.80x = 326,803.20 × 93,222.40
  4. Step 4: Simplify right side
    217,868.80x = 30,465,378,631.68
  5. Step 5: Solve for x
    x = 30,465,378,631.68/217,868.80
  6. Step 6: Final answer
    x = 139,833.60

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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.