Home / 151,768.30-209,626.62-113,698.16

Finding the Fourth Proportional to 151,768.30, 209,626.62 and 113,698.16

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Solution

The fourth proportional to 151,768.30, 209,626.62 and 113,698.16 is: 157,043.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,768.30 : 209,626.62 = 113,698.16 : x
  2. Step 2: Convert to fraction form
    151,768.30/209,626.62 = 113,698.16/x
  3. Step 3: Cross multiply
    151,768.30x = 209,626.62 × 113,698.16
  4. Step 4: Simplify right side
    151,768.30x = 23,834,160,981.02
  5. Step 5: Solve for x
    x = 23,834,160,981.02/151,768.30
  6. Step 6: Final answer
    x = 157,043.08

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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.