Home / 186,499.41-279,328.52-130,589.13

Finding the Fourth Proportional to 186,499.41, 279,328.52 and 130,589.13

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Solution

The fourth proportional to 186,499.41, 279,328.52 and 130,589.13 is: 195,589.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,499.41 : 279,328.52 = 130,589.13 : x
  2. Step 2: Convert to fraction form
    186,499.41/279,328.52 = 130,589.13/x
  3. Step 3: Cross multiply
    186,499.41x = 279,328.52 × 130,589.13
  4. Step 4: Simplify right side
    186,499.41x = 36,477,267,479.16
  5. Step 5: Solve for x
    x = 36,477,267,479.16/186,499.41
  6. Step 6: Final answer
    x = 195,589.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.