Home / 186,550.82-257,432.58-101,666.06

Finding the Fourth Proportional to 186,550.82, 257,432.58 and 101,666.06

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Solution

The fourth proportional to 186,550.82, 257,432.58 and 101,666.06 is: 140,295.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,550.82 : 257,432.58 = 101,666.06 : x
  2. Step 2: Convert to fraction form
    186,550.82/257,432.58 = 101,666.06/x
  3. Step 3: Cross multiply
    186,550.82x = 257,432.58 × 101,666.06
  4. Step 4: Simplify right side
    186,550.82x = 26,172,156,124.23
  5. Step 5: Solve for x
    x = 26,172,156,124.23/186,550.82
  6. Step 6: Final answer
    x = 140,295.05

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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.