Home / 156,943.98-235,518.84-93,717

Finding the Fourth Proportional to 156,943.98, 235,518.84 and 93,717

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Solution

The fourth proportional to 156,943.98, 235,518.84 and 93,717 is: 140,636.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,943.98 : 235,518.84 = 93,717 : x
  2. Step 2: Convert to fraction form
    156,943.98/235,518.84 = 93,717/x
  3. Step 3: Cross multiply
    156,943.98x = 235,518.84 × 93,717
  4. Step 4: Simplify right side
    156,943.98x = 22,072,119,128.28
  5. Step 5: Solve for x
    x = 22,072,119,128.28/156,943.98
  6. Step 6: Final answer
    x = 140,636.93

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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.