Home / 160,913.58-222,050.07-89,289.06

Finding the Fourth Proportional to 160,913.58, 222,050.07 and 89,289.06

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Solution

The fourth proportional to 160,913.58, 222,050.07 and 89,289.06 is: 123,212.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,913.58 : 222,050.07 = 89,289.06 : x
  2. Step 2: Convert to fraction form
    160,913.58/222,050.07 = 89,289.06/x
  3. Step 3: Cross multiply
    160,913.58x = 222,050.07 × 89,289.06
  4. Step 4: Simplify right side
    160,913.58x = 19,826,642,023.23
  5. Step 5: Solve for x
    x = 19,826,642,023.23/160,913.58
  6. Step 6: Final answer
    x = 123,212.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.