Home / 190,285.04-285,483.60-57,185.58

Finding the Fourth Proportional to 190,285.04, 285,483.60 and 57,185.58

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Solution

The fourth proportional to 190,285.04, 285,483.60 and 57,185.58 is: 85,795.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,285.04 : 285,483.60 = 57,185.58 : x
  2. Step 2: Convert to fraction form
    190,285.04/285,483.60 = 57,185.58/x
  3. Step 3: Cross multiply
    190,285.04x = 285,483.60 × 57,185.58
  4. Step 4: Simplify right side
    190,285.04x = 16,325,545,246.49
  5. Step 5: Solve for x
    x = 16,325,545,246.49/190,285.04
  6. Step 6: Final answer
    x = 85,795.21

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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.