Home / 257,704.48-355,625.32-141,417.60

Finding the Fourth Proportional to 257,704.48, 355,625.32 and 141,417.60

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Solution

The fourth proportional to 257,704.48, 355,625.32 and 141,417.60 is: 195,152.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,704.48 : 355,625.32 = 141,417.60 : x
  2. Step 2: Convert to fraction form
    257,704.48/355,625.32 = 141,417.60/x
  3. Step 3: Cross multiply
    257,704.48x = 355,625.32 × 141,417.60
  4. Step 4: Simplify right side
    257,704.48x = 50,291,679,253.63
  5. Step 5: Solve for x
    x = 50,291,679,253.63/257,704.48
  6. Step 6: Final answer
    x = 195,152.52

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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.