Home / 112,660.08-168,928.20-37,740.84

Finding the Fourth Proportional to 112,660.08, 168,928.20 and 37,740.84

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Solution

The fourth proportional to 112,660.08, 168,928.20 and 37,740.84 is: 56,590.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,660.08 : 168,928.20 = 37,740.84 : x
  2. Step 2: Convert to fraction form
    112,660.08/168,928.20 = 37,740.84/x
  3. Step 3: Cross multiply
    112,660.08x = 168,928.20 × 37,740.84
  4. Step 4: Simplify right side
    112,660.08x = 6,375,492,167.69
  5. Step 5: Solve for x
    x = 6,375,492,167.69/112,660.08
  6. Step 6: Final answer
    x = 56,590.52

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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.