Home / 197,038.02-271,914.18-112,160.52

Finding the Fourth Proportional to 197,038.02, 271,914.18 and 112,160.52

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Solution

The fourth proportional to 197,038.02, 271,914.18 and 112,160.52 is: 154,782.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,038.02 : 271,914.18 = 112,160.52 : x
  2. Step 2: Convert to fraction form
    197,038.02/271,914.18 = 112,160.52/x
  3. Step 3: Cross multiply
    197,038.02x = 271,914.18 × 112,160.52
  4. Step 4: Simplify right side
    197,038.02x = 30,498,035,824.17
  5. Step 5: Solve for x
    x = 30,498,035,824.17/197,038.02
  6. Step 6: Final answer
    x = 154,782.49

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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.