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Finding the Fourth Proportional to 59,975.61, 89,963.53 and 15,602.29

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Solution

The fourth proportional to 59,975.61, 89,963.53 and 15,602.29 is: 23,403.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,975.61 : 89,963.53 = 15,602.29 : x
  2. Step 2: Convert to fraction form
    59,975.61/89,963.53 = 15,602.29/x
  3. Step 3: Cross multiply
    59,975.61x = 89,963.53 × 15,602.29
  4. Step 4: Simplify right side
    59,975.61x = 1,403,636,820.57
  5. Step 5: Solve for x
    x = 1,403,636,820.57/59,975.61
  6. Step 6: Final answer
    x = 23,403.46

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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.