Home / 111,735.34-154,197.80-60,751.51

Finding the Fourth Proportional to 111,735.34, 154,197.80 and 60,751.51

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Solution

The fourth proportional to 111,735.34, 154,197.80 and 60,751.51 is: 83,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,735.34 : 154,197.80 = 60,751.51 : x
  2. Step 2: Convert to fraction form
    111,735.34/154,197.80 = 60,751.51/x
  3. Step 3: Cross multiply
    111,735.34x = 154,197.80 × 60,751.51
  4. Step 4: Simplify right side
    111,735.34x = 9,367,748,955.06
  5. Step 5: Solve for x
    x = 9,367,748,955.06/111,735.34
  6. Step 6: Final answer
    x = 83,838.73

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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.