Home / 197,358.93-272,338.88-111,313.17

Finding the Fourth Proportional to 197,358.93, 272,338.88 and 111,313.17

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Solution

The fourth proportional to 197,358.93, 272,338.88 and 111,313.17 is: 153,602.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,358.93 : 272,338.88 = 111,313.17 : x
  2. Step 2: Convert to fraction form
    197,358.93/272,338.88 = 111,313.17/x
  3. Step 3: Cross multiply
    197,358.93x = 272,338.88 × 111,313.17
  4. Step 4: Simplify right side
    197,358.93x = 30,314,903,490.48
  5. Step 5: Solve for x
    x = 30,314,903,490.48/197,358.93
  6. Step 6: Final answer
    x = 153,602.90

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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.