Home / 257,083.04-354,778.30-148,127.24

Finding the Fourth Proportional to 257,083.04, 354,778.30 and 148,127.24

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Solution

The fourth proportional to 257,083.04, 354,778.30 and 148,127.24 is: 204,417.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,083.04 : 354,778.30 = 148,127.24 : x
  2. Step 2: Convert to fraction form
    257,083.04/354,778.30 = 148,127.24/x
  3. Step 3: Cross multiply
    257,083.04x = 354,778.30 × 148,127.24
  4. Step 4: Simplify right side
    257,083.04x = 52,552,330,390.89
  5. Step 5: Solve for x
    x = 52,552,330,390.89/257,083.04
  6. Step 6: Final answer
    x = 204,417.73

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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.