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Finding the Fourth Proportional to 102,537.80, 153,806.70 and 95,928.20

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Solution

The fourth proportional to 102,537.80, 153,806.70 and 95,928.20 is: 143,892.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,537.80 : 153,806.70 = 95,928.20 : x
  2. Step 2: Convert to fraction form
    102,537.80/153,806.70 = 95,928.20/x
  3. Step 3: Cross multiply
    102,537.80x = 153,806.70 × 95,928.20
  4. Step 4: Simplify right side
    102,537.80x = 14,754,399,878.94
  5. Step 5: Solve for x
    x = 14,754,399,878.94/102,537.80
  6. Step 6: Final answer
    x = 143,892.30

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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.