Home / 102,621.60-153,931.34-32,500.91

Finding the Fourth Proportional to 102,621.60, 153,931.34 and 32,500.91

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Solution

The fourth proportional to 102,621.60, 153,931.34 and 32,500.91 is: 48,751.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,621.60 : 153,931.34 = 32,500.91 : x
  2. Step 2: Convert to fraction form
    102,621.60/153,931.34 = 32,500.91/x
  3. Step 3: Cross multiply
    102,621.60x = 153,931.34 × 32,500.91
  4. Step 4: Simplify right side
    102,621.60x = 5,002,907,695.36
  5. Step 5: Solve for x
    x = 5,002,907,695.36/102,621.60
  6. Step 6: Final answer
    x = 48,751.02

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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.