Home / 348,742.95-523,133.92-108,889.98

Finding the Fourth Proportional to 348,742.95, 523,133.92 and 108,889.98

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Solution

The fourth proportional to 348,742.95, 523,133.92 and 108,889.98 is: 163,341.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,742.95 : 523,133.92 = 108,889.98 : x
  2. Step 2: Convert to fraction form
    348,742.95/523,133.92 = 108,889.98/x
  3. Step 3: Cross multiply
    348,742.95x = 523,133.92 × 108,889.98
  4. Step 4: Simplify right side
    348,742.95x = 56,964,042,529.03
  5. Step 5: Solve for x
    x = 56,964,042,529.03/348,742.95
  6. Step 6: Final answer
    x = 163,341.06

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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.