Home / 190,988.29-286,414.69-56,014.86

Finding the Fourth Proportional to 190,988.29, 286,414.69 and 56,014.86

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Solution

The fourth proportional to 190,988.29, 286,414.69 and 56,014.86 is: 84,002.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,988.29 : 286,414.69 = 56,014.86 : x
  2. Step 2: Convert to fraction form
    190,988.29/286,414.69 = 56,014.86/x
  3. Step 3: Cross multiply
    190,988.29x = 286,414.69 × 56,014.86
  4. Step 4: Simplify right side
    190,988.29x = 16,043,478,762.29
  5. Step 5: Solve for x
    x = 16,043,478,762.29/190,988.29
  6. Step 6: Final answer
    x = 84,002.42

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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.