Home / 111,166.90-153,410.16-60,179.38

Finding the Fourth Proportional to 111,166.90, 153,410.16 and 60,179.38

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Solution

The fourth proportional to 111,166.90, 153,410.16 and 60,179.38 is: 83,047.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,166.90 : 153,410.16 = 60,179.38 : x
  2. Step 2: Convert to fraction form
    111,166.90/153,410.16 = 60,179.38/x
  3. Step 3: Cross multiply
    111,166.90x = 153,410.16 × 60,179.38
  4. Step 4: Simplify right side
    111,166.90x = 9,232,128,314.50
  5. Step 5: Solve for x
    x = 9,232,128,314.50/111,166.90
  6. Step 6: Final answer
    x = 83,047.46

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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.