Home / 120,368.45-179,762.27-96,711.94

Finding the Fourth Proportional to 120,368.45, 179,762.27 and 96,711.94

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Solution

The fourth proportional to 120,368.45, 179,762.27 and 96,711.94 is: 144,432.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,368.45 : 179,762.27 = 96,711.94 : x
  2. Step 2: Convert to fraction form
    120,368.45/179,762.27 = 96,711.94/x
  3. Step 3: Cross multiply
    120,368.45x = 179,762.27 × 96,711.94
  4. Step 4: Simplify right side
    120,368.45x = 17,385,156,937.54
  5. Step 5: Solve for x
    x = 17,385,156,937.54/120,368.45
  6. Step 6: Final answer
    x = 144,432.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.