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Finding the Fourth Proportional to 186,124.53, 279,050.67 and 59,692.80

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Solution

The fourth proportional to 186,124.53, 279,050.67 and 59,692.80 is: 89,495.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,124.53 : 279,050.67 = 59,692.80 : x
  2. Step 2: Convert to fraction form
    186,124.53/279,050.67 = 59,692.80/x
  3. Step 3: Cross multiply
    186,124.53x = 279,050.67 × 59,692.80
  4. Step 4: Simplify right side
    186,124.53x = 16,657,315,834.18
  5. Step 5: Solve for x
    x = 16,657,315,834.18/186,124.53
  6. Step 6: Final answer
    x = 89,495.54

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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.