Home / 197,237.60-272,187.24-112,369.04

Finding the Fourth Proportional to 197,237.60, 272,187.24 and 112,369.04

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Solution

The fourth proportional to 197,237.60, 272,187.24 and 112,369.04 is: 155,068.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,237.60 : 272,187.24 = 112,369.04 : x
  2. Step 2: Convert to fraction form
    197,237.60/272,187.24 = 112,369.04/x
  3. Step 3: Cross multiply
    197,237.60x = 272,187.24 × 112,369.04
  4. Step 4: Simplify right side
    197,237.60x = 30,585,418,859.05
  5. Step 5: Solve for x
    x = 30,585,418,859.05/197,237.60
  6. Step 6: Final answer
    x = 155,068.91

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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.