Home / 236,715.50-326,677.11-136,113.50

Finding the Fourth Proportional to 236,715.50, 326,677.11 and 136,113.50

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Solution

The fourth proportional to 236,715.50, 326,677.11 and 136,113.50 is: 187,842.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,715.50 : 326,677.11 = 136,113.50 : x
  2. Step 2: Convert to fraction form
    236,715.50/326,677.11 = 136,113.50/x
  3. Step 3: Cross multiply
    236,715.50x = 326,677.11 × 136,113.50
  4. Step 4: Simplify right side
    236,715.50x = 44,465,164,811.99
  5. Step 5: Solve for x
    x = 44,465,164,811.99/236,715.50
  6. Step 6: Final answer
    x = 187,842.22

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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.