Home / 316,738.22-437,098.82-173,503.35

Finding the Fourth Proportional to 316,738.22, 437,098.82 and 173,503.35

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Solution

The fourth proportional to 316,738.22, 437,098.82 and 173,503.35 is: 239,434.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,738.22 : 437,098.82 = 173,503.35 : x
  2. Step 2: Convert to fraction form
    316,738.22/437,098.82 = 173,503.35/x
  3. Step 3: Cross multiply
    316,738.22x = 437,098.82 × 173,503.35
  4. Step 4: Simplify right side
    316,738.22x = 75,838,108,683.53
  5. Step 5: Solve for x
    x = 75,838,108,683.53/316,738.22
  6. Step 6: Final answer
    x = 239,434.67

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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.