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Finding the Fourth Proportional to 157,577.62, 236,368.47 and 52,396.58

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Solution

The fourth proportional to 157,577.62, 236,368.47 and 52,396.58 is: 78,595.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,577.62 : 236,368.47 = 52,396.58 : x
  2. Step 2: Convert to fraction form
    157,577.62/236,368.47 = 52,396.58/x
  3. Step 3: Cross multiply
    157,577.62x = 236,368.47 × 52,396.58
  4. Step 4: Simplify right side
    157,577.62x = 12,384,899,447.83
  5. Step 5: Solve for x
    x = 12,384,899,447.83/157,577.62
  6. Step 6: Final answer
    x = 78,595.55

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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.