Home / 190,048.86-284,876.46-156,415.53

Finding the Fourth Proportional to 190,048.86, 284,876.46 and 156,415.53

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Solution

The fourth proportional to 190,048.86, 284,876.46 and 156,415.53 is: 234,461.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,048.86 : 284,876.46 = 156,415.53 : x
  2. Step 2: Convert to fraction form
    190,048.86/284,876.46 = 156,415.53/x
  3. Step 3: Cross multiply
    190,048.86x = 284,876.46 × 156,415.53
  4. Step 4: Simplify right side
    190,048.86x = 44,559,102,082.62
  5. Step 5: Solve for x
    x = 44,559,102,082.62/190,048.86
  6. Step 6: Final answer
    x = 234,461.30

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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.