Home / 98,864.07-136,431.73-53,541.01

Finding the Fourth Proportional to 98,864.07, 136,431.73 and 53,541.01

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Solution

The fourth proportional to 98,864.07, 136,431.73 and 53,541.01 is: 73,886.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,864.07 : 136,431.73 = 53,541.01 : x
  2. Step 2: Convert to fraction form
    98,864.07/136,431.73 = 53,541.01/x
  3. Step 3: Cross multiply
    98,864.07x = 136,431.73 × 53,541.01
  4. Step 4: Simplify right side
    98,864.07x = 7,304,692,620.25
  5. Step 5: Solve for x
    x = 7,304,692,620.25/98,864.07
  6. Step 6: Final answer
    x = 73,886.22

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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.