Home / 111,214.24-166,886.88-41,142.40

Finding the Fourth Proportional to 111,214.24, 166,886.88 and 41,142.40

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Solution

The fourth proportional to 111,214.24, 166,886.88 and 41,142.40 is: 61,737.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,214.24 : 166,886.88 = 41,142.40 : x
  2. Step 2: Convert to fraction form
    111,214.24/166,886.88 = 41,142.40/x
  3. Step 3: Cross multiply
    111,214.24x = 166,886.88 × 41,142.40
  4. Step 4: Simplify right side
    111,214.24x = 6,866,126,771.71
  5. Step 5: Solve for x
    x = 6,866,126,771.71/111,214.24
  6. Step 6: Final answer
    x = 61,737.84

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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.