Home / 112,421.93-168,617.50-37,540.46

Finding the Fourth Proportional to 112,421.93, 168,617.50 and 37,540.46

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Solution

The fourth proportional to 112,421.93, 168,617.50 and 37,540.46 is: 56,305.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,421.93 : 168,617.50 = 37,540.46 : x
  2. Step 2: Convert to fraction form
    112,421.93/168,617.50 = 37,540.46/x
  3. Step 3: Cross multiply
    112,421.93x = 168,617.50 × 37,540.46
  4. Step 4: Simplify right side
    112,421.93x = 6,329,978,841.74
  5. Step 5: Solve for x
    x = 6,329,978,841.74/112,421.93
  6. Step 6: Final answer
    x = 56,305.55

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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.