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Finding the Fourth Proportional to 149,720.95, 224,745.45 and 93,624.40

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Solution

The fourth proportional to 149,720.95, 224,745.45 and 93,624.40 is: 140,539.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,720.95 : 224,745.45 = 93,624.40 : x
  2. Step 2: Convert to fraction form
    149,720.95/224,745.45 = 93,624.40/x
  3. Step 3: Cross multiply
    149,720.95x = 224,745.45 × 93,624.40
  4. Step 4: Simplify right side
    149,720.95x = 21,041,657,908.98
  5. Step 5: Solve for x
    x = 21,041,657,908.98/149,720.95
  6. Step 6: Final answer
    x = 140,539.17

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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.