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Finding the Fourth Proportional to 58,775.54, 88,163.16 and 21,335.60

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Solution

The fourth proportional to 58,775.54, 88,163.16 and 21,335.60 is: 32,003.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,775.54 : 88,163.16 = 21,335.60 : x
  2. Step 2: Convert to fraction form
    58,775.54/88,163.16 = 21,335.60/x
  3. Step 3: Cross multiply
    58,775.54x = 88,163.16 × 21,335.60
  4. Step 4: Simplify right side
    58,775.54x = 1,881,013,916.50
  5. Step 5: Solve for x
    x = 1,881,013,916.50/58,775.54
  6. Step 6: Final answer
    x = 32,003.35

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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.