Home / 587,140.20-880,623.90-166,458.60

Finding the Fourth Proportional to 587,140.20, 880,623.90 and 166,458.60

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Solution

The fourth proportional to 587,140.20, 880,623.90 and 166,458.60 is: 249,663.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,140.20 : 880,623.90 = 166,458.60 : x
  2. Step 2: Convert to fraction form
    587,140.20/880,623.90 = 166,458.60/x
  3. Step 3: Cross multiply
    587,140.20x = 880,623.90 × 166,458.60
  4. Step 4: Simplify right side
    587,140.20x = 146,587,421,520.54
  5. Step 5: Solve for x
    x = 146,587,421,520.54/587,140.20
  6. Step 6: Final answer
    x = 249,663.40

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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.