Home / 197,030.99-271,904.51-112,153.52

Finding the Fourth Proportional to 197,030.99, 271,904.51 and 112,153.52

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Solution

The fourth proportional to 197,030.99, 271,904.51 and 112,153.52 is: 154,772.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,030.99 : 271,904.51 = 112,153.52 : x
  2. Step 2: Convert to fraction form
    197,030.99/271,904.51 = 112,153.52/x
  3. Step 3: Cross multiply
    197,030.99x = 271,904.51 × 112,153.52
  4. Step 4: Simplify right side
    197,030.99x = 30,495,047,900.38
  5. Step 5: Solve for x
    x = 30,495,047,900.38/197,030.99
  6. Step 6: Final answer
    x = 154,772.85

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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.