Home / 115,440.60-173,015.10-56,148.60

Finding the Fourth Proportional to 115,440.60, 173,015.10 and 56,148.60

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Solution

The fourth proportional to 115,440.60, 173,015.10 and 56,148.60 is: 84,151.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,440.60 : 173,015.10 = 56,148.60 : x
  2. Step 2: Convert to fraction form
    115,440.60/173,015.10 = 56,148.60/x
  3. Step 3: Cross multiply
    115,440.60x = 173,015.10 × 56,148.60
  4. Step 4: Simplify right side
    115,440.60x = 9,714,555,643.86
  5. Step 5: Solve for x
    x = 9,714,555,643.86/115,440.60
  6. Step 6: Final answer
    x = 84,151.99

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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.