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Finding the Fourth Proportional to 237,256.80, 355,983.48 and 104,068.32

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Solution

The fourth proportional to 237,256.80, 355,983.48 and 104,068.32 is: 156,145.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,256.80 : 355,983.48 = 104,068.32 : x
  2. Step 2: Convert to fraction form
    237,256.80/355,983.48 = 104,068.32/x
  3. Step 3: Cross multiply
    237,256.80x = 355,983.48 × 104,068.32
  4. Step 4: Simplify right side
    237,256.80x = 37,046,602,711.35
  5. Step 5: Solve for x
    x = 37,046,602,711.35/237,256.80
  6. Step 6: Final answer
    x = 156,145.59

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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.