Home / 156,907.40-235,361.10-93,921.80

Finding the Fourth Proportional to 156,907.40, 235,361.10 and 93,921.80

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Solution

The fourth proportional to 156,907.40, 235,361.10 and 93,921.80 is: 140,882.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,907.40 : 235,361.10 = 93,921.80 : x
  2. Step 2: Convert to fraction form
    156,907.40/235,361.10 = 93,921.80/x
  3. Step 3: Cross multiply
    156,907.40x = 235,361.10 × 93,921.80
  4. Step 4: Simplify right side
    156,907.40x = 22,105,538,161.98
  5. Step 5: Solve for x
    x = 22,105,538,161.98/156,907.40
  6. Step 6: Final answer
    x = 140,882.70

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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.