Home / 257,641.45-355,218.27-184,141.60

Finding the Fourth Proportional to 257,641.45, 355,218.27 and 184,141.60

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Solution

The fourth proportional to 257,641.45, 355,218.27 and 184,141.60 is: 253,881.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,641.45 : 355,218.27 = 184,141.60 : x
  2. Step 2: Convert to fraction form
    257,641.45/355,218.27 = 184,141.60/x
  3. Step 3: Cross multiply
    257,641.45x = 355,218.27 × 184,141.60
  4. Step 4: Simplify right side
    257,641.45x = 65,410,460,587.03
  5. Step 5: Solve for x
    x = 65,410,460,587.03/257,641.45
  6. Step 6: Final answer
    x = 253,881.74

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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.