Home / 111,810.56-154,301.38-60,826.15

Finding the Fourth Proportional to 111,810.56, 154,301.38 and 60,826.15

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Solution

The fourth proportional to 111,810.56, 154,301.38 and 60,826.15 is: 83,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,810.56 : 154,301.38 = 60,826.15 : x
  2. Step 2: Convert to fraction form
    111,810.56/154,301.38 = 60,826.15/x
  3. Step 3: Cross multiply
    111,810.56x = 154,301.38 × 60,826.15
  4. Step 4: Simplify right side
    111,810.56x = 9,385,558,347.27
  5. Step 5: Solve for x
    x = 9,385,558,347.27/111,810.56
  6. Step 6: Final answer
    x = 83,941.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.