Home / 160,068.57-220,907.23-91,160.96

Finding the Fourth Proportional to 160,068.57, 220,907.23 and 91,160.96

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Solution

The fourth proportional to 160,068.57, 220,907.23 and 91,160.96 is: 125,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,068.57 : 220,907.23 = 91,160.96 : x
  2. Step 2: Convert to fraction form
    160,068.57/220,907.23 = 91,160.96/x
  3. Step 3: Cross multiply
    160,068.57x = 220,907.23 × 91,160.96
  4. Step 4: Simplify right side
    160,068.57x = 20,138,114,701.94
  5. Step 5: Solve for x
    x = 20,138,114,701.94/160,068.57
  6. Step 6: Final answer
    x = 125,809.30

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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.