Home / 186,950.88-257,998.32-102,074.40

Finding the Fourth Proportional to 186,950.88, 257,998.32 and 102,074.40

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Solution

The fourth proportional to 186,950.88, 257,998.32 and 102,074.40 is: 140,866.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,950.88 : 257,998.32 = 102,074.40 : x
  2. Step 2: Convert to fraction form
    186,950.88/257,998.32 = 102,074.40/x
  3. Step 3: Cross multiply
    186,950.88x = 257,998.32 × 102,074.40
  4. Step 4: Simplify right side
    186,950.88x = 26,335,023,715.01
  5. Step 5: Solve for x
    x = 26,335,023,715.01/186,950.88
  6. Step 6: Final answer
    x = 140,866.01

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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.