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Finding the Fourth Proportional to 58,810.88, 88,217.76 and 17,259.20

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Solution

The fourth proportional to 58,810.88, 88,217.76 and 17,259.20 is: 25,889.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,810.88 : 88,217.76 = 17,259.20 : x
  2. Step 2: Convert to fraction form
    58,810.88/88,217.76 = 17,259.20/x
  3. Step 3: Cross multiply
    58,810.88x = 88,217.76 × 17,259.20
  4. Step 4: Simplify right side
    58,810.88x = 1,522,567,963.39
  5. Step 5: Solve for x
    x = 1,522,567,963.39/58,810.88
  6. Step 6: Final answer
    x = 25,889.22

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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.