Home / 186,827.52-257,815.08-101,942.76

Finding the Fourth Proportional to 186,827.52, 257,815.08 and 101,942.76

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Solution

The fourth proportional to 186,827.52, 257,815.08 and 101,942.76 is: 140,677.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,827.52 : 257,815.08 = 101,942.76 : x
  2. Step 2: Convert to fraction form
    186,827.52/257,815.08 = 101,942.76/x
  3. Step 3: Cross multiply
    186,827.52x = 257,815.08 × 101,942.76
  4. Step 4: Simplify right side
    186,827.52x = 26,282,380,824.82
  5. Step 5: Solve for x
    x = 26,282,380,824.82/186,827.52
  6. Step 6: Final answer
    x = 140,677.25

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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.