Home / 186,288.26-279,430.97-53,168.40

Finding the Fourth Proportional to 186,288.26, 279,430.97 and 53,168.40

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Solution

The fourth proportional to 186,288.26, 279,430.97 and 53,168.40 is: 79,752.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,288.26 : 279,430.97 = 53,168.40 : x
  2. Step 2: Convert to fraction form
    186,288.26/279,430.97 = 53,168.40/x
  3. Step 3: Cross multiply
    186,288.26x = 279,430.97 × 53,168.40
  4. Step 4: Simplify right side
    186,288.26x = 14,856,897,319.51
  5. Step 5: Solve for x
    x = 14,856,897,319.51/186,288.26
  6. Step 6: Final answer
    x = 79,752.20

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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.