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Finding the Fourth Proportional to 104,885.25, 157,205.76 and 59,938.12

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Solution

The fourth proportional to 104,885.25, 157,205.76 and 59,938.12 is: 89,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,885.25 : 157,205.76 = 59,938.12 : x
  2. Step 2: Convert to fraction form
    104,885.25/157,205.76 = 59,938.12/x
  3. Step 3: Cross multiply
    104,885.25x = 157,205.76 × 59,938.12
  4. Step 4: Simplify right side
    104,885.25x = 9,422,617,707.57
  5. Step 5: Solve for x
    x = 9,422,617,707.57/104,885.25
  6. Step 6: Final answer
    x = 89,837.40

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1.5x scale

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.