Home / 186,690.20-257,632.26-110,209.40

Finding the Fourth Proportional to 186,690.20, 257,632.26 and 110,209.40

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Solution

The fourth proportional to 186,690.20, 257,632.26 and 110,209.40 is: 152,088.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,690.20 : 257,632.26 = 110,209.40 : x
  2. Step 2: Convert to fraction form
    186,690.20/257,632.26 = 110,209.40/x
  3. Step 3: Cross multiply
    186,690.20x = 257,632.26 × 110,209.40
  4. Step 4: Simplify right side
    186,690.20x = 28,393,496,795.24
  5. Step 5: Solve for x
    x = 28,393,496,795.24/186,690.20
  6. Step 6: Final answer
    x = 152,088.84

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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.