Home / 197,346.16-272,333.64-107,922.16

Finding the Fourth Proportional to 197,346.16, 272,333.64 and 107,922.16

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Solution

The fourth proportional to 197,346.16, 272,333.64 and 107,922.16 is: 148,930.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,346.16 : 272,333.64 = 107,922.16 : x
  2. Step 2: Convert to fraction form
    197,346.16/272,333.64 = 107,922.16/x
  3. Step 3: Cross multiply
    197,346.16x = 272,333.64 × 107,922.16
  4. Step 4: Simplify right side
    197,346.16x = 29,390,834,669.46
  5. Step 5: Solve for x
    x = 29,390,834,669.46/197,346.16
  6. Step 6: Final answer
    x = 148,930.36

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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.