Home / 42,905.88-59,212.28-23,787.68

Finding the Fourth Proportional to 42,905.88, 59,212.28 and 23,787.68

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Solution

The fourth proportional to 42,905.88, 59,212.28 and 23,787.68 is: 32,828.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,905.88 : 59,212.28 = 23,787.68 : x
  2. Step 2: Convert to fraction form
    42,905.88/59,212.28 = 23,787.68/x
  3. Step 3: Cross multiply
    42,905.88x = 59,212.28 × 23,787.68
  4. Step 4: Simplify right side
    42,905.88x = 1,408,522,768.71
  5. Step 5: Solve for x
    x = 1,408,522,768.71/42,905.88
  6. Step 6: Final answer
    x = 32,828.20

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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.