Home / 249,337.20-374,240.70-131,093.40

Finding the Fourth Proportional to 249,337.20, 374,240.70 and 131,093.40

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Solution

The fourth proportional to 249,337.20, 374,240.70 and 131,093.40 is: 196,763.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,337.20 : 374,240.70 = 131,093.40 : x
  2. Step 2: Convert to fraction form
    249,337.20/374,240.70 = 131,093.40/x
  3. Step 3: Cross multiply
    249,337.20x = 374,240.70 × 131,093.40
  4. Step 4: Simplify right side
    249,337.20x = 49,060,485,781.38
  5. Step 5: Solve for x
    x = 49,060,485,781.38/249,337.20
  6. Step 6: Final answer
    x = 196,763.60

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1.5x scale

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.