Home / 185,417.54-255,833.34-125,100.08

Finding the Fourth Proportional to 185,417.54, 255,833.34 and 125,100.08

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Solution

The fourth proportional to 185,417.54, 255,833.34 and 125,100.08 is: 172,609.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,417.54 : 255,833.34 = 125,100.08 : x
  2. Step 2: Convert to fraction form
    185,417.54/255,833.34 = 125,100.08/x
  3. Step 3: Cross multiply
    185,417.54x = 255,833.34 × 125,100.08
  4. Step 4: Simplify right side
    185,417.54x = 32,004,771,300.67
  5. Step 5: Solve for x
    x = 32,004,771,300.67/185,417.54
  6. Step 6: Final answer
    x = 172,609.19

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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.