Home / 132,130.08-198,225.39-57,262.79

Finding the Fourth Proportional to 132,130.08, 198,225.39 and 57,262.79

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Solution

The fourth proportional to 132,130.08, 198,225.39 and 57,262.79 is: 85,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,130.08 : 198,225.39 = 57,262.79 : x
  2. Step 2: Convert to fraction form
    132,130.08/198,225.39 = 57,262.79/x
  3. Step 3: Cross multiply
    132,130.08x = 198,225.39 × 57,262.79
  4. Step 4: Simplify right side
    132,130.08x = 11,350,937,889.11
  5. Step 5: Solve for x
    x = 11,350,937,889.11/132,130.08
  6. Step 6: Final answer
    x = 85,907.30

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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.