Home / 98,828.04-136,383.80-53,507.01

Finding the Fourth Proportional to 98,828.04, 136,383.80 and 53,507.01

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Solution

The fourth proportional to 98,828.04, 136,383.80 and 53,507.01 is: 73,840.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,828.04 : 136,383.80 = 53,507.01 : x
  2. Step 2: Convert to fraction form
    98,828.04/136,383.80 = 53,507.01/x
  3. Step 3: Cross multiply
    98,828.04x = 136,383.80 × 53,507.01
  4. Step 4: Simplify right side
    98,828.04x = 7,297,489,082.90
  5. Step 5: Solve for x
    x = 7,297,489,082.90/98,828.04
  6. Step 6: Final answer
    x = 73,840.27

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1.5x scale

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.