Home / 111,511.39-153,881.59-60,523.02

Finding the Fourth Proportional to 111,511.39, 153,881.59 and 60,523.02

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Solution

The fourth proportional to 111,511.39, 153,881.59 and 60,523.02 is: 83,519.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,511.39 : 153,881.59 = 60,523.02 : x
  2. Step 2: Convert to fraction form
    111,511.39/153,881.59 = 60,523.02/x
  3. Step 3: Cross multiply
    111,511.39x = 153,881.59 × 60,523.02
  4. Step 4: Simplify right side
    111,511.39x = 9,313,379,026.19
  5. Step 5: Solve for x
    x = 9,313,379,026.19/111,511.39
  6. Step 6: Final answer
    x = 83,519.53

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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.