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Finding the Fourth Proportional to 249,803.94, 374,828.85 and 116,664.87

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Solution

The fourth proportional to 249,803.94, 374,828.85 and 116,664.87 is: 175,054.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,803.94 : 374,828.85 = 116,664.87 : x
  2. Step 2: Convert to fraction form
    249,803.94/374,828.85 = 116,664.87/x
  3. Step 3: Cross multiply
    249,803.94x = 374,828.85 × 116,664.87
  4. Step 4: Simplify right side
    249,803.94x = 43,729,359,057.50
  5. Step 5: Solve for x
    x = 43,729,359,057.50/249,803.94
  6. Step 6: Final answer
    x = 175,054.72

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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.