Home / 53,247.52-79,920.32-26,970.56

Finding the Fourth Proportional to 53,247.52, 79,920.32 and 26,970.56

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Solution

The fourth proportional to 53,247.52, 79,920.32 and 26,970.56 is: 40,480.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,247.52 : 79,920.32 = 26,970.56 : x
  2. Step 2: Convert to fraction form
    53,247.52/79,920.32 = 26,970.56/x
  3. Step 3: Cross multiply
    53,247.52x = 79,920.32 × 26,970.56
  4. Step 4: Simplify right side
    53,247.52x = 2,155,495,785.78
  5. Step 5: Solve for x
    x = 2,155,495,785.78/53,247.52
  6. Step 6: Final answer
    x = 40,480.68

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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.