Home / 42,809.92-59,076.35-23,688.54

Finding the Fourth Proportional to 42,809.92, 59,076.35 and 23,688.54

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Solution

The fourth proportional to 42,809.92, 59,076.35 and 23,688.54 is: 32,689.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,809.92 : 59,076.35 = 23,688.54 : x
  2. Step 2: Convert to fraction form
    42,809.92/59,076.35 = 23,688.54/x
  3. Step 3: Cross multiply
    42,809.92x = 59,076.35 × 23,688.54
  4. Step 4: Simplify right side
    42,809.92x = 1,399,432,066.20
  5. Step 5: Solve for x
    x = 1,399,432,066.20/42,809.92
  6. Step 6: Final answer
    x = 32,689.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.