Home / 111,214-153,475.32-60,914.80

Finding the Fourth Proportional to 111,214, 153,475.32 and 60,914.80

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Solution

The fourth proportional to 111,214, 153,475.32 and 60,914.80 is: 84,062.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,214 : 153,475.32 = 60,914.80 : x
  2. Step 2: Convert to fraction form
    111,214/153,475.32 = 60,914.80/x
  3. Step 3: Cross multiply
    111,214x = 153,475.32 × 60,914.80
  4. Step 4: Simplify right side
    111,214x = 9,348,918,422.74
  5. Step 5: Solve for x
    x = 9,348,918,422.74/111,214
  6. Step 6: Final answer
    x = 84,062.42

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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.