Home / 111,524.04-153,901.26-61,222.68

Finding the Fourth Proportional to 111,524.04, 153,901.26 and 61,222.68

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Solution

The fourth proportional to 111,524.04, 153,901.26 and 61,222.68 is: 84,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,524.04 : 153,901.26 = 61,222.68 : x
  2. Step 2: Convert to fraction form
    111,524.04/153,901.26 = 61,222.68/x
  3. Step 3: Cross multiply
    111,524.04x = 153,901.26 × 61,222.68
  4. Step 4: Simplify right side
    111,524.04x = 9,422,247,592.58
  5. Step 5: Solve for x
    x = 9,422,247,592.58/111,524.04
  6. Step 6: Final answer
    x = 84,486.25

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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.