Home / 155,933.40-234,072.90-96,835.80

Finding the Fourth Proportional to 155,933.40, 234,072.90 and 96,835.80

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Solution

The fourth proportional to 155,933.40, 234,072.90 and 96,835.80 is: 145,361.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,933.40 : 234,072.90 = 96,835.80 : x
  2. Step 2: Convert to fraction form
    155,933.40/234,072.90 = 96,835.80/x
  3. Step 3: Cross multiply
    155,933.40x = 234,072.90 × 96,835.80
  4. Step 4: Simplify right side
    155,933.40x = 22,666,636,529.82
  5. Step 5: Solve for x
    x = 22,666,636,529.82/155,933.40
  6. Step 6: Final answer
    x = 145,361.01

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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.