Home / 104,259.19-156,267.82-47,981.16

Finding the Fourth Proportional to 104,259.19, 156,267.82 and 47,981.16

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Solution

The fourth proportional to 104,259.19, 156,267.82 and 47,981.16 is: 71,916.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,259.19 : 156,267.82 = 47,981.16 : x
  2. Step 2: Convert to fraction form
    104,259.19/156,267.82 = 47,981.16/x
  3. Step 3: Cross multiply
    104,259.19x = 156,267.82 × 47,981.16
  4. Step 4: Simplify right side
    104,259.19x = 7,497,911,274.27
  5. Step 5: Solve for x
    x = 7,497,911,274.27/104,259.19
  6. Step 6: Final answer
    x = 71,916.07

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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.