Home / 97,390.55-134,399.09-54,953.03

Finding the Fourth Proportional to 97,390.55, 134,399.09 and 54,953.03

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Solution

The fourth proportional to 97,390.55, 134,399.09 and 54,953.03 is: 75,835.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,390.55 : 134,399.09 = 54,953.03 : x
  2. Step 2: Convert to fraction form
    97,390.55/134,399.09 = 54,953.03/x
  3. Step 3: Cross multiply
    97,390.55x = 134,399.09 × 54,953.03
  4. Step 4: Simplify right side
    97,390.55x = 7,385,637,698.12
  5. Step 5: Solve for x
    x = 7,385,637,698.12/97,390.55
  6. Step 6: Final answer
    x = 75,835.26

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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.