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Finding the Fourth Proportional to 249,951.56, 374,927.34 and 109,711.40

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Solution

The fourth proportional to 249,951.56, 374,927.34 and 109,711.40 is: 164,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,951.56 : 374,927.34 = 109,711.40 : x
  2. Step 2: Convert to fraction form
    249,951.56/374,927.34 = 109,711.40/x
  3. Step 3: Cross multiply
    249,951.56x = 374,927.34 × 109,711.40
  4. Step 4: Simplify right side
    249,951.56x = 41,133,803,369.68
  5. Step 5: Solve for x
    x = 41,133,803,369.68/249,951.56
  6. Step 6: Final answer
    x = 164,567.10

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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.