Home / 316,865.07-437,271.30-173,624.76

Finding the Fourth Proportional to 316,865.07, 437,271.30 and 173,624.76

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Solution

The fourth proportional to 316,865.07, 437,271.30 and 173,624.76 is: 239,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,865.07 : 437,271.30 = 173,624.76 : x
  2. Step 2: Convert to fraction form
    316,865.07/437,271.30 = 173,624.76/x
  3. Step 3: Cross multiply
    316,865.07x = 437,271.30 × 173,624.76
  4. Step 4: Simplify right side
    316,865.07x = 75,921,124,517.39
  5. Step 5: Solve for x
    x = 75,921,124,517.39/316,865.07
  6. Step 6: Final answer
    x = 239,600.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.