Home / 132,124.21-198,216.59-57,256.93

Finding the Fourth Proportional to 132,124.21, 198,216.59 and 57,256.93

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Solution

The fourth proportional to 132,124.21, 198,216.59 and 57,256.93 is: 85,898.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,124.21 : 198,216.59 = 57,256.93 : x
  2. Step 2: Convert to fraction form
    132,124.21/198,216.59 = 57,256.93/x
  3. Step 3: Cross multiply
    132,124.21x = 198,216.59 × 57,256.93
  4. Step 4: Simplify right side
    132,124.21x = 11,349,272,748.09
  5. Step 5: Solve for x
    x = 11,349,272,748.09/132,124.21
  6. Step 6: Final answer
    x = 85,898.51

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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.