Home / 268,423.50-370,431.49-147,567.83

Finding the Fourth Proportional to 268,423.50, 370,431.49 and 147,567.83

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Solution

The fourth proportional to 268,423.50, 370,431.49 and 147,567.83 is: 203,647.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,423.50 : 370,431.49 = 147,567.83 : x
  2. Step 2: Convert to fraction form
    268,423.50/370,431.49 = 147,567.83/x
  3. Step 3: Cross multiply
    268,423.50x = 370,431.49 × 147,567.83
  4. Step 4: Simplify right side
    268,423.50x = 54,663,771,142.97
  5. Step 5: Solve for x
    x = 54,663,771,142.97/268,423.50
  6. Step 6: Final answer
    x = 203,647.49

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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.