Home / 112,445.40-168,714.72-49,232.90

Finding the Fourth Proportional to 112,445.40, 168,714.72 and 49,232.90

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Solution

The fourth proportional to 112,445.40, 168,714.72 and 49,232.90 is: 73,869.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,445.40 : 168,714.72 = 49,232.90 : x
  2. Step 2: Convert to fraction form
    112,445.40/168,714.72 = 49,232.90/x
  3. Step 3: Cross multiply
    112,445.40x = 168,714.72 × 49,232.90
  4. Step 4: Simplify right side
    112,445.40x = 8,306,313,971.63
  5. Step 5: Solve for x
    x = 8,306,313,971.63/112,445.40
  6. Step 6: Final answer
    x = 73,869.75

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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.