Home / 197,298.16-272,267.36-107,874.16

Finding the Fourth Proportional to 197,298.16, 272,267.36 and 107,874.16

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Solution

The fourth proportional to 197,298.16, 272,267.36 and 107,874.16 is: 148,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,298.16 : 272,267.36 = 107,874.16 : x
  2. Step 2: Convert to fraction form
    197,298.16/272,267.36 = 107,874.16/x
  3. Step 3: Cross multiply
    197,298.16x = 272,267.36 × 107,874.16
  4. Step 4: Simplify right side
    197,298.16x = 29,370,612,755.42
  5. Step 5: Solve for x
    x = 29,370,612,755.42/197,298.16
  6. Step 6: Final answer
    x = 148,864.10

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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.