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Finding the Fourth Proportional to 156,924.15, 235,386.23 and 156,924.15

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Solution

The fourth proportional to 156,924.15, 235,386.23 and 156,924.15 is: 235,386.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,924.15 : 235,386.23 = 156,924.15 : x
  2. Step 2: Convert to fraction form
    156,924.15/235,386.23 = 156,924.15/x
  3. Step 3: Cross multiply
    156,924.15x = 235,386.23 × 156,924.15
  4. Step 4: Simplify right side
    156,924.15x = 36,937,783,279.83
  5. Step 5: Solve for x
    x = 36,937,783,279.83/156,924.15
  6. Step 6: Final answer
    x = 235,386.23

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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.