Home / 111,194.10-153,447.60-60,206.85

Finding the Fourth Proportional to 111,194.10, 153,447.60 and 60,206.85

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Solution

The fourth proportional to 111,194.10, 153,447.60 and 60,206.85 is: 83,085.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,194.10 : 153,447.60 = 60,206.85 : x
  2. Step 2: Convert to fraction form
    111,194.10/153,447.60 = 60,206.85/x
  3. Step 3: Cross multiply
    111,194.10x = 153,447.60 × 60,206.85
  4. Step 4: Simplify right side
    111,194.10x = 9,238,596,636.06
  5. Step 5: Solve for x
    x = 9,238,596,636.06/111,194.10
  6. Step 6: Final answer
    x = 83,085.31

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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.