Home / 197,176.32-272,102.72-107,752.32

Finding the Fourth Proportional to 197,176.32, 272,102.72 and 107,752.32

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Solution

The fourth proportional to 197,176.32, 272,102.72 and 107,752.32 is: 148,697.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,176.32 : 272,102.72 = 107,752.32 : x
  2. Step 2: Convert to fraction form
    197,176.32/272,102.72 = 107,752.32/x
  3. Step 3: Cross multiply
    197,176.32x = 272,102.72 × 107,752.32
  4. Step 4: Simplify right side
    197,176.32x = 29,319,699,358.31
  5. Step 5: Solve for x
    x = 29,319,699,358.31/197,176.32
  6. Step 6: Final answer
    x = 148,697.87

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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.