Home / 110,971.25-153,140.87-60,670.25

Finding the Fourth Proportional to 110,971.25, 153,140.87 and 60,670.25

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Solution

The fourth proportional to 110,971.25, 153,140.87 and 60,670.25 is: 83,725.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,971.25 : 153,140.87 = 60,670.25 : x
  2. Step 2: Convert to fraction form
    110,971.25/153,140.87 = 60,670.25/x
  3. Step 3: Cross multiply
    110,971.25x = 153,140.87 × 60,670.25
  4. Step 4: Simplify right side
    110,971.25x = 9,291,094,564.77
  5. Step 5: Solve for x
    x = 9,291,094,564.77/110,971.25
  6. Step 6: Final answer
    x = 83,725.24

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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.