Home / 173,485.28-260,027.12-79,794.40

Finding the Fourth Proportional to 173,485.28, 260,027.12 and 79,794.40

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Solution

The fourth proportional to 173,485.28, 260,027.12 and 79,794.40 is: 119,599.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,485.28 : 260,027.12 = 79,794.40 : x
  2. Step 2: Convert to fraction form
    173,485.28/260,027.12 = 79,794.40/x
  3. Step 3: Cross multiply
    173,485.28x = 260,027.12 × 79,794.40
  4. Step 4: Simplify right side
    173,485.28x = 20,748,708,024.13
  5. Step 5: Solve for x
    x = 20,748,708,024.13/173,485.28
  6. Step 6: Final answer
    x = 119,599.24

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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.