Home / 98,828.22-136,384.01-53,507.14

Finding the Fourth Proportional to 98,828.22, 136,384.01 and 53,507.14

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Solution

The fourth proportional to 98,828.22, 136,384.01 and 53,507.14 is: 73,840.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,828.22 : 136,384.01 = 53,507.14 : x
  2. Step 2: Convert to fraction form
    98,828.22/136,384.01 = 53,507.14/x
  3. Step 3: Cross multiply
    98,828.22x = 136,384.01 × 53,507.14
  4. Step 4: Simplify right side
    98,828.22x = 7,297,518,316.83
  5. Step 5: Solve for x
    x = 7,297,518,316.83/98,828.22
  6. Step 6: Final answer
    x = 73,840.43

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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.