Home / 190,038.01-285,011.64-56,882.53

Finding the Fourth Proportional to 190,038.01, 285,011.64 and 56,882.53

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Solution

The fourth proportional to 190,038.01, 285,011.64 and 56,882.53 is: 85,310.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,038.01 : 285,011.64 = 56,882.53 : x
  2. Step 2: Convert to fraction form
    190,038.01/285,011.64 = 56,882.53/x
  3. Step 3: Cross multiply
    190,038.01x = 285,011.64 × 56,882.53
  4. Step 4: Simplify right side
    190,038.01x = 16,212,183,162.65
  5. Step 5: Solve for x
    x = 16,212,183,162.65/190,038.01
  6. Step 6: Final answer
    x = 85,310.21

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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.