Home / 216,050.46-298,515.03-155,501.34

Finding the Fourth Proportional to 216,050.46, 298,515.03 and 155,501.34

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Solution

The fourth proportional to 216,050.46, 298,515.03 and 155,501.34 is: 214,854.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,050.46 : 298,515.03 = 155,501.34 : x
  2. Step 2: Convert to fraction form
    216,050.46/298,515.03 = 155,501.34/x
  3. Step 3: Cross multiply
    216,050.46x = 298,515.03 × 155,501.34
  4. Step 4: Simplify right side
    216,050.46x = 46,419,487,175.14
  5. Step 5: Solve for x
    x = 46,419,487,175.14/216,050.46
  6. Step 6: Final answer
    x = 214,854.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.