Home / 115,050.20-171,753.82-97,330.64

Finding the Fourth Proportional to 115,050.20, 171,753.82 and 97,330.64

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Solution

The fourth proportional to 115,050.20, 171,753.82 and 97,330.64 is: 145,301.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,050.20 : 171,753.82 = 97,330.64 : x
  2. Step 2: Convert to fraction form
    115,050.20/171,753.82 = 97,330.64/x
  3. Step 3: Cross multiply
    115,050.20x = 171,753.82 × 97,330.64
  4. Step 4: Simplify right side
    115,050.20x = 16,716,909,223.04
  5. Step 5: Solve for x
    x = 16,716,909,223.04/115,050.20
  6. Step 6: Final answer
    x = 145,301.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.