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Finding the Fourth Proportional to 110,808, 152,915.04 and 60,507

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Solution

The fourth proportional to 110,808, 152,915.04 and 60,507 is: 83,499.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,808 : 152,915.04 = 60,507 : x
  2. Step 2: Convert to fraction form
    110,808/152,915.04 = 60,507/x
  3. Step 3: Cross multiply
    110,808x = 152,915.04 × 60,507
  4. Step 4: Simplify right side
    110,808x = 9,252,430,325.28
  5. Step 5: Solve for x
    x = 9,252,430,325.28/110,808
  6. Step 6: Final answer
    x = 83,499.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.