Home / 185,032.90-255,351.59-113,399.08

Finding the Fourth Proportional to 185,032.90, 255,351.59 and 113,399.08

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Solution

The fourth proportional to 185,032.90, 255,351.59 and 113,399.08 is: 156,494.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,032.90 : 255,351.59 = 113,399.08 : x
  2. Step 2: Convert to fraction form
    185,032.90/255,351.59 = 113,399.08/x
  3. Step 3: Cross multiply
    185,032.90x = 255,351.59 × 113,399.08
  4. Step 4: Simplify right side
    185,032.90x = 28,956,633,538.78
  5. Step 5: Solve for x
    x = 28,956,633,538.78/185,032.90
  6. Step 6: Final answer
    x = 156,494.52

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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.