Home / 160,561.95-221,503.32-120,277.41

Finding the Fourth Proportional to 160,561.95, 221,503.32 and 120,277.41

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Solution

The fourth proportional to 160,561.95, 221,503.32 and 120,277.41 is: 165,928.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,561.95 : 221,503.32 = 120,277.41 : x
  2. Step 2: Convert to fraction form
    160,561.95/221,503.32 = 120,277.41/x
  3. Step 3: Cross multiply
    160,561.95x = 221,503.32 × 120,277.41
  4. Step 4: Simplify right side
    160,561.95x = 26,641,845,636.00
  5. Step 5: Solve for x
    x = 26,641,845,636.00/160,561.95
  6. Step 6: Final answer
    x = 165,928.76

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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.