Home / 42,780.61-59,038.49-23,660.96

Finding the Fourth Proportional to 42,780.61, 59,038.49 and 23,660.96

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Solution

The fourth proportional to 42,780.61, 59,038.49 and 23,660.96 is: 32,652.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,780.61 : 59,038.49 = 23,660.96 : x
  2. Step 2: Convert to fraction form
    42,780.61/59,038.49 = 23,660.96/x
  3. Step 3: Cross multiply
    42,780.61x = 59,038.49 × 23,660.96
  4. Step 4: Simplify right side
    42,780.61x = 1,396,907,350.35
  5. Step 5: Solve for x
    x = 1,396,907,350.35/42,780.61
  6. Step 6: Final answer
    x = 32,652.82

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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.