Home / 119,312.43-179,026.88-56,138.84

Finding the Fourth Proportional to 119,312.43, 179,026.88 and 56,138.84

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Solution

The fourth proportional to 119,312.43, 179,026.88 and 56,138.84 is: 84,235.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,312.43 : 179,026.88 = 56,138.84 : x
  2. Step 2: Convert to fraction form
    119,312.43/179,026.88 = 56,138.84/x
  3. Step 3: Cross multiply
    119,312.43x = 179,026.88 × 56,138.84
  4. Step 4: Simplify right side
    119,312.43x = 10,050,360,974.77
  5. Step 5: Solve for x
    x = 10,050,360,974.77/119,312.43
  6. Step 6: Final answer
    x = 84,235.66

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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.