Home / 97,864.20-146,820.30-45,262.60

Finding the Fourth Proportional to 97,864.20, 146,820.30 and 45,262.60

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Solution

The fourth proportional to 97,864.20, 146,820.30 and 45,262.60 is: 67,905.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,864.20 : 146,820.30 = 45,262.60 : x
  2. Step 2: Convert to fraction form
    97,864.20/146,820.30 = 45,262.60/x
  3. Step 3: Cross multiply
    97,864.20x = 146,820.30 × 45,262.60
  4. Step 4: Simplify right side
    97,864.20x = 6,645,468,510.78
  5. Step 5: Solve for x
    x = 6,645,468,510.78/97,864.20
  6. Step 6: Final answer
    x = 67,905.00

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1.5x scale

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.