Home / 97,241.10-145,861.65-53,004.30

Finding the Fourth Proportional to 97,241.10, 145,861.65 and 53,004.30

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Solution

The fourth proportional to 97,241.10, 145,861.65 and 53,004.30 is: 79,506.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,241.10 : 145,861.65 = 53,004.30 : x
  2. Step 2: Convert to fraction form
    97,241.10/145,861.65 = 53,004.30/x
  3. Step 3: Cross multiply
    97,241.10x = 145,861.65 × 53,004.30
  4. Step 4: Simplify right side
    97,241.10x = 7,731,294,655.10
  5. Step 5: Solve for x
    x = 7,731,294,655.10/97,241.10
  6. Step 6: Final answer
    x = 79,506.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.