Home / 160,414.44-240,538.68-70,420.32

Finding the Fourth Proportional to 160,414.44, 240,538.68 and 70,420.32

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Solution

The fourth proportional to 160,414.44, 240,538.68 and 70,420.32 is: 105,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,414.44 : 240,538.68 = 70,420.32 : x
  2. Step 2: Convert to fraction form
    160,414.44/240,538.68 = 70,420.32/x
  3. Step 3: Cross multiply
    160,414.44x = 240,538.68 × 70,420.32
  4. Step 4: Simplify right side
    160,414.44x = 16,938,810,817.98
  5. Step 5: Solve for x
    x = 16,938,810,817.98/160,414.44
  6. Step 6: Final answer
    x = 105,594.05

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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.