Home / 98,829.34-136,384.54-53,507.33

Finding the Fourth Proportional to 98,829.34, 136,384.54 and 53,507.33

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Solution

The fourth proportional to 98,829.34, 136,384.54 and 53,507.33 is: 73,840.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,829.34 : 136,384.54 = 53,507.33 : x
  2. Step 2: Convert to fraction form
    98,829.34/136,384.54 = 53,507.33/x
  3. Step 3: Cross multiply
    98,829.34x = 136,384.54 × 53,507.33
  4. Step 4: Simplify right side
    98,829.34x = 7,297,572,284.43
  5. Step 5: Solve for x
    x = 7,297,572,284.43/98,829.34
  6. Step 6: Final answer
    x = 73,840.14

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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.