Home / 111,271.07-153,553.43-60,284.81

Finding the Fourth Proportional to 111,271.07, 153,553.43 and 60,284.81

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Solution

The fourth proportional to 111,271.07, 153,553.43 and 60,284.81 is: 83,192.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,271.07 : 153,553.43 = 60,284.81 : x
  2. Step 2: Convert to fraction form
    111,271.07/153,553.43 = 60,284.81/x
  3. Step 3: Cross multiply
    111,271.07x = 153,553.43 × 60,284.81
  4. Step 4: Simplify right side
    111,271.07x = 9,256,938,735.34
  5. Step 5: Solve for x
    x = 9,256,938,735.34/111,271.07
  6. Step 6: Final answer
    x = 83,192.69

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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.