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Finding the Fourth Proportional to 183,722.01, 253,516.80 and 103,158.33

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Solution

The fourth proportional to 183,722.01, 253,516.80 and 103,158.33 is: 142,347.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,722.01 : 253,516.80 = 103,158.33 : x
  2. Step 2: Convert to fraction form
    183,722.01/253,516.80 = 103,158.33/x
  3. Step 3: Cross multiply
    183,722.01x = 253,516.80 × 103,158.33
  4. Step 4: Simplify right side
    183,722.01x = 26,152,369,714.94
  5. Step 5: Solve for x
    x = 26,152,369,714.94/183,722.01
  6. Step 6: Final answer
    x = 142,347.50

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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.