Home / 250,150.08-345,260.70-159,485.16

Finding the Fourth Proportional to 250,150.08, 345,260.70 and 159,485.16

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Solution

The fourth proportional to 250,150.08, 345,260.70 and 159,485.16 is: 220,123.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,150.08 : 345,260.70 = 159,485.16 : x
  2. Step 2: Convert to fraction form
    250,150.08/345,260.70 = 159,485.16/x
  3. Step 3: Cross multiply
    250,150.08x = 345,260.70 × 159,485.16
  4. Step 4: Simplify right side
    250,150.08x = 55,063,957,981.21
  5. Step 5: Solve for x
    x = 55,063,957,981.21/250,150.08
  6. Step 6: Final answer
    x = 220,123.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.