Home / 190,037.01-285,010.14-56,881.53

Finding the Fourth Proportional to 190,037.01, 285,010.14 and 56,881.53

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Solution

The fourth proportional to 190,037.01, 285,010.14 and 56,881.53 is: 85,308.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,037.01 : 285,010.14 = 56,881.53 : x
  2. Step 2: Convert to fraction form
    190,037.01/285,010.14 = 56,881.53/x
  3. Step 3: Cross multiply
    190,037.01x = 285,010.14 × 56,881.53
  4. Step 4: Simplify right side
    190,037.01x = 16,211,812,828.71
  5. Step 5: Solve for x
    x = 16,211,812,828.71/190,037.01
  6. Step 6: Final answer
    x = 85,308.71

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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.