Home / 111,024.10-166,478.55-40,867.30

Finding the Fourth Proportional to 111,024.10, 166,478.55 and 40,867.30

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Solution

The fourth proportional to 111,024.10, 166,478.55 and 40,867.30 is: 61,279.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,024.10 : 166,478.55 = 40,867.30 : x
  2. Step 2: Convert to fraction form
    111,024.10/166,478.55 = 40,867.30/x
  3. Step 3: Cross multiply
    111,024.10x = 166,478.55 × 40,867.30
  4. Step 4: Simplify right side
    111,024.10x = 6,803,528,846.42
  5. Step 5: Solve for x
    x = 6,803,528,846.42/111,024.10
  6. Step 6: Final answer
    x = 61,279.75

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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.