Home / 186,536.42-257,412.76-101,651.66

Finding the Fourth Proportional to 186,536.42, 257,412.76 and 101,651.66

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Solution

The fourth proportional to 186,536.42, 257,412.76 and 101,651.66 is: 140,275.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,536.42 : 257,412.76 = 101,651.66 : x
  2. Step 2: Convert to fraction form
    186,536.42/257,412.76 = 101,651.66/x
  3. Step 3: Cross multiply
    186,536.42x = 257,412.76 × 101,651.66
  4. Step 4: Simplify right side
    186,536.42x = 26,166,432,817.99
  5. Step 5: Solve for x
    x = 26,166,432,817.99/186,536.42
  6. Step 6: Final answer
    x = 140,275.20

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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.