Home / 112,364.60-168,328.20-62,355.20

Finding the Fourth Proportional to 112,364.60, 168,328.20 and 62,355.20

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Solution

The fourth proportional to 112,364.60, 168,328.20 and 62,355.20 is: 93,411.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,364.60 : 168,328.20 = 62,355.20 : x
  2. Step 2: Convert to fraction form
    112,364.60/168,328.20 = 62,355.20/x
  3. Step 3: Cross multiply
    112,364.60x = 168,328.20 × 62,355.20
  4. Step 4: Simplify right side
    112,364.60x = 10,496,138,576.64
  5. Step 5: Solve for x
    x = 10,496,138,576.64/112,364.60
  6. Step 6: Final answer
    x = 93,411.44

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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.