Home / 112,333.74-168,573.04-72,348.54

Finding the Fourth Proportional to 112,333.74, 168,573.04 and 72,348.54

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Solution

The fourth proportional to 112,333.74, 168,573.04 and 72,348.54 is: 108,569.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,333.74 : 168,573.04 = 72,348.54 : x
  2. Step 2: Convert to fraction form
    112,333.74/168,573.04 = 72,348.54/x
  3. Step 3: Cross multiply
    112,333.74x = 168,573.04 × 72,348.54
  4. Step 4: Simplify right side
    112,333.74x = 12,196,013,327.36
  5. Step 5: Solve for x
    x = 12,196,013,327.36/112,333.74
  6. Step 6: Final answer
    x = 108,569.46

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1.5x scale

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.