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Finding the Fourth Proportional to 183,710.88, 253,506.98 and 103,122.83

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Solution

The fourth proportional to 183,710.88, 253,506.98 and 103,122.83 is: 142,301.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,710.88 : 253,506.98 = 103,122.83 : x
  2. Step 2: Convert to fraction form
    183,710.88/253,506.98 = 103,122.83/x
  3. Step 3: Cross multiply
    183,710.88x = 253,506.98 × 103,122.83
  4. Step 4: Simplify right side
    183,710.88x = 26,142,355,934.82
  5. Step 5: Solve for x
    x = 26,142,355,934.82/183,710.88
  6. Step 6: Final answer
    x = 142,301.62

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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.