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Finding the Fourth Proportional to 183,506.02, 253,266.69 and 102,966.10

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Solution

The fourth proportional to 183,506.02, 253,266.69 and 102,966.10 is: 142,109.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,506.02 : 253,266.69 = 102,966.10 : x
  2. Step 2: Convert to fraction form
    183,506.02/253,266.69 = 102,966.10/x
  3. Step 3: Cross multiply
    183,506.02x = 253,266.69 × 102,966.10
  4. Step 4: Simplify right side
    183,506.02x = 26,077,883,329.21
  5. Step 5: Solve for x
    x = 26,077,883,329.21/183,506.02
  6. Step 6: Final answer
    x = 142,109.14

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1.5x scale

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.