Home / 249,211.04-343,906.83-141,778.77

Finding the Fourth Proportional to 249,211.04, 343,906.83 and 141,778.77

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Solution

The fourth proportional to 249,211.04, 343,906.83 and 141,778.77 is: 195,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,211.04 : 343,906.83 = 141,778.77 : x
  2. Step 2: Convert to fraction form
    249,211.04/343,906.83 = 141,778.77/x
  3. Step 3: Cross multiply
    249,211.04x = 343,906.83 × 141,778.77
  4. Step 4: Simplify right side
    249,211.04x = 48,758,687,352.00
  5. Step 5: Solve for x
    x = 48,758,687,352.00/249,211.04
  6. Step 6: Final answer
    x = 195,652.20

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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.