Home / 132,445.60-198,668.40-57,601.60

Finding the Fourth Proportional to 132,445.60, 198,668.40 and 57,601.60

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Solution

The fourth proportional to 132,445.60, 198,668.40 and 57,601.60 is: 86,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,445.60 : 198,668.40 = 57,601.60 : x
  2. Step 2: Convert to fraction form
    132,445.60/198,668.40 = 57,601.60/x
  3. Step 3: Cross multiply
    132,445.60x = 198,668.40 × 57,601.60
  4. Step 4: Simplify right side
    132,445.60x = 11,443,617,709.44
  5. Step 5: Solve for x
    x = 11,443,617,709.44/132,445.60
  6. Step 6: Final answer
    x = 86,402.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.