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Finding the Fourth Proportional to 52,263.72, 72,123.81 and 29,602.65

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Solution

The fourth proportional to 52,263.72, 72,123.81 and 29,602.65 is: 40,851.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,263.72 : 72,123.81 = 29,602.65 : x
  2. Step 2: Convert to fraction form
    52,263.72/72,123.81 = 29,602.65/x
  3. Step 3: Cross multiply
    52,263.72x = 72,123.81 × 29,602.65
  4. Step 4: Simplify right side
    52,263.72x = 2,135,055,904.10
  5. Step 5: Solve for x
    x = 2,135,055,904.10/52,263.72
  6. Step 6: Final answer
    x = 40,851.59

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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.