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Finding the Fourth Proportional to 216,031.41, 298,075.59 and 125,334.81

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Solution

The fourth proportional to 216,031.41, 298,075.59 and 125,334.81 is: 172,934.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,031.41 : 298,075.59 = 125,334.81 : x
  2. Step 2: Convert to fraction form
    216,031.41/298,075.59 = 125,334.81/x
  3. Step 3: Cross multiply
    216,031.41x = 298,075.59 × 125,334.81
  4. Step 4: Simplify right side
    216,031.41x = 37,359,247,438.29
  5. Step 5: Solve for x
    x = 37,359,247,438.29/216,031.41
  6. Step 6: Final answer
    x = 172,934.33

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