Home / 261,504.04-392,255.34-71,950.36

Finding the Fourth Proportional to 261,504.04, 392,255.34 and 71,950.36

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Solution

The fourth proportional to 261,504.04, 392,255.34 and 71,950.36 is: 107,925.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,504.04 : 392,255.34 = 71,950.36 : x
  2. Step 2: Convert to fraction form
    261,504.04/392,255.34 = 71,950.36/x
  3. Step 3: Cross multiply
    261,504.04x = 392,255.34 × 71,950.36
  4. Step 4: Simplify right side
    261,504.04x = 28,222,912,924.92
  5. Step 5: Solve for x
    x = 28,222,912,924.92/261,504.04
  6. Step 6: Final answer
    x = 107,925.34

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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.