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Finding the Fourth Proportional to 58,775.87, 88,180.88 and 21,335.34

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Solution

The fourth proportional to 58,775.87, 88,180.88 and 21,335.34 is: 32,009.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,775.87 : 88,180.88 = 21,335.34 : x
  2. Step 2: Convert to fraction form
    58,775.87/88,180.88 = 21,335.34/x
  3. Step 3: Cross multiply
    58,775.87x = 88,180.88 × 21,335.34
  4. Step 4: Simplify right side
    58,775.87x = 1,881,368,949.62
  5. Step 5: Solve for x
    x = 1,881,368,949.62/58,775.87
  6. Step 6: Final answer
    x = 32,009.21

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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.