Home / 157,801.33-236,775.18-69,043.15

Finding the Fourth Proportional to 157,801.33, 236,775.18 and 69,043.15

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Solution

The fourth proportional to 157,801.33, 236,775.18 and 69,043.15 is: 103,596.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,801.33 : 236,775.18 = 69,043.15 : x
  2. Step 2: Convert to fraction form
    157,801.33/236,775.18 = 69,043.15/x
  3. Step 3: Cross multiply
    157,801.33x = 236,775.18 × 69,043.15
  4. Step 4: Simplify right side
    157,801.33x = 16,347,704,269.02
  5. Step 5: Solve for x
    x = 16,347,704,269.02/157,801.33
  6. Step 6: Final answer
    x = 103,596.75

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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.