Home / 53,567.52-80,370.56-18,510.72

Finding the Fourth Proportional to 53,567.52, 80,370.56 and 18,510.72

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Solution

The fourth proportional to 53,567.52, 80,370.56 and 18,510.72 is: 27,772.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,567.52 : 80,370.56 = 18,510.72 : x
  2. Step 2: Convert to fraction form
    53,567.52/80,370.56 = 18,510.72/x
  3. Step 3: Cross multiply
    53,567.52x = 80,370.56 × 18,510.72
  4. Step 4: Simplify right side
    53,567.52x = 1,487,716,932.40
  5. Step 5: Solve for x
    x = 1,487,716,932.40/53,567.52
  6. Step 6: Final answer
    x = 27,772.74

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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.