Home / 186,455.68-257,306.51-101,570.92

Finding the Fourth Proportional to 186,455.68, 257,306.51 and 101,570.92

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Solution

The fourth proportional to 186,455.68, 257,306.51 and 101,570.92 is: 140,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,455.68 : 257,306.51 = 101,570.92 : x
  2. Step 2: Convert to fraction form
    186,455.68/257,306.51 = 101,570.92/x
  3. Step 3: Cross multiply
    186,455.68x = 257,306.51 × 101,570.92
  4. Step 4: Simplify right side
    186,455.68x = 26,134,858,942.69
  5. Step 5: Solve for x
    x = 26,134,858,942.69/186,455.68
  6. Step 6: Final answer
    x = 140,166.60

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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.