Home / 65,142.30-97,666.20-44,030.10

Finding the Fourth Proportional to 65,142.30, 97,666.20 and 44,030.10

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Solution

The fourth proportional to 65,142.30, 97,666.20 and 44,030.10 is: 66,013.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,142.30 : 97,666.20 = 44,030.10 : x
  2. Step 2: Convert to fraction form
    65,142.30/97,666.20 = 44,030.10/x
  3. Step 3: Cross multiply
    65,142.30x = 97,666.20 × 44,030.10
  4. Step 4: Simplify right side
    65,142.30x = 4,300,252,552.62
  5. Step 5: Solve for x
    x = 4,300,252,552.62/65,142.30
  6. Step 6: Final answer
    x = 66,013.21

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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.