Home / 97,110.89-134,013.24-54,090.03

Finding the Fourth Proportional to 97,110.89, 134,013.24 and 54,090.03

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Solution

The fourth proportional to 97,110.89, 134,013.24 and 54,090.03 is: 74,644.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,110.89 : 134,013.24 = 54,090.03 : x
  2. Step 2: Convert to fraction form
    97,110.89/134,013.24 = 54,090.03/x
  3. Step 3: Cross multiply
    97,110.89x = 134,013.24 × 54,090.03
  4. Step 4: Simplify right side
    97,110.89x = 7,248,780,172.00
  5. Step 5: Solve for x
    x = 7,248,780,172.00/97,110.89
  6. Step 6: Final answer
    x = 74,644.36

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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.