Home / 216,527.76-298,868.67-148,555.80

Finding the Fourth Proportional to 216,527.76, 298,868.67 and 148,555.80

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Solution

The fourth proportional to 216,527.76, 298,868.67 and 148,555.80 is: 205,048.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,527.76 : 298,868.67 = 148,555.80 : x
  2. Step 2: Convert to fraction form
    216,527.76/298,868.67 = 148,555.80/x
  3. Step 3: Cross multiply
    216,527.76x = 298,868.67 × 148,555.80
  4. Step 4: Simplify right side
    216,527.76x = 44,398,674,366.79
  5. Step 5: Solve for x
    x = 44,398,674,366.79/216,527.76
  6. Step 6: Final answer
    x = 205,048.42

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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.