Home / 101,410.07-152,118.90-30,333.64

Finding the Fourth Proportional to 101,410.07, 152,118.90 and 30,333.64

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Solution

The fourth proportional to 101,410.07, 152,118.90 and 30,333.64 is: 45,501.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,410.07 : 152,118.90 = 30,333.64 : x
  2. Step 2: Convert to fraction form
    101,410.07/152,118.90 = 30,333.64/x
  3. Step 3: Cross multiply
    101,410.07x = 152,118.90 × 30,333.64
  4. Step 4: Simplify right side
    101,410.07x = 4,614,319,189.20
  5. Step 5: Solve for x
    x = 4,614,319,189.20/101,410.07
  6. Step 6: Final answer
    x = 45,501.59

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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.