Home / 107,000.24-160,501.16-28,114.32

Finding the Fourth Proportional to 107,000.24, 160,501.16 and 28,114.32

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Solution

The fourth proportional to 107,000.24, 160,501.16 and 28,114.32 is: 42,171.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,000.24 : 160,501.16 = 28,114.32 : x
  2. Step 2: Convert to fraction form
    107,000.24/160,501.16 = 28,114.32/x
  3. Step 3: Cross multiply
    107,000.24x = 160,501.16 × 28,114.32
  4. Step 4: Simplify right side
    107,000.24x = 4,512,380,972.61
  5. Step 5: Solve for x
    x = 4,512,380,972.61/107,000.24
  6. Step 6: Final answer
    x = 42,171.69

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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.