Home / 156,976.40-235,464.60-103,832.30

Finding the Fourth Proportional to 156,976.40, 235,464.60 and 103,832.30

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Solution

The fourth proportional to 156,976.40, 235,464.60 and 103,832.30 is: 155,748.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,976.40 : 235,464.60 = 103,832.30 : x
  2. Step 2: Convert to fraction form
    156,976.40/235,464.60 = 103,832.30/x
  3. Step 3: Cross multiply
    156,976.40x = 235,464.60 × 103,832.30
  4. Step 4: Simplify right side
    156,976.40x = 24,448,830,986.58
  5. Step 5: Solve for x
    x = 24,448,830,986.58/156,976.40
  6. Step 6: Final answer
    x = 155,748.45

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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.