Home / 88,688.30-133,032.45-29,525.90

Finding the Fourth Proportional to 88,688.30, 133,032.45 and 29,525.90

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Solution

The fourth proportional to 88,688.30, 133,032.45 and 29,525.90 is: 44,288.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,688.30 : 133,032.45 = 29,525.90 : x
  2. Step 2: Convert to fraction form
    88,688.30/133,032.45 = 29,525.90/x
  3. Step 3: Cross multiply
    88,688.30x = 133,032.45 × 29,525.90
  4. Step 4: Simplify right side
    88,688.30x = 3,927,902,815.46
  5. Step 5: Solve for x
    x = 3,927,902,815.46/88,688.30
  6. Step 6: Final answer
    x = 44,288.85

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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.