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Finding the Fourth Proportional to 57,915.04, 86,887.54 and 16,362.04

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Solution

The fourth proportional to 57,915.04, 86,887.54 and 16,362.04 is: 24,547.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,915.04 : 86,887.54 = 16,362.04 : x
  2. Step 2: Convert to fraction form
    57,915.04/86,887.54 = 16,362.04/x
  3. Step 3: Cross multiply
    57,915.04x = 86,887.54 × 16,362.04
  4. Step 4: Simplify right side
    57,915.04x = 1,421,657,404.98
  5. Step 5: Solve for x
    x = 1,421,657,404.98/57,915.04
  6. Step 6: Final answer
    x = 24,547.29

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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.