Home / 106,767.05-160,148.54-31,887.41

Finding the Fourth Proportional to 106,767.05, 160,148.54 and 31,887.41

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Solution

The fourth proportional to 106,767.05, 160,148.54 and 31,887.41 is: 47,830.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,767.05 : 160,148.54 = 31,887.41 : x
  2. Step 2: Convert to fraction form
    106,767.05/160,148.54 = 31,887.41/x
  3. Step 3: Cross multiply
    106,767.05x = 160,148.54 × 31,887.41
  4. Step 4: Simplify right side
    106,767.05x = 5,106,721,195.70
  5. Step 5: Solve for x
    x = 5,106,721,195.70/106,767.05
  6. Step 6: Final answer
    x = 47,830.50

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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.