Home / 42,555.90-58,672.25-34,870.60

Finding the Fourth Proportional to 42,555.90, 58,672.25 and 34,870.60

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Solution

The fourth proportional to 42,555.90, 58,672.25 and 34,870.60 is: 48,076.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,555.90 : 58,672.25 = 34,870.60 : x
  2. Step 2: Convert to fraction form
    42,555.90/58,672.25 = 34,870.60/x
  3. Step 3: Cross multiply
    42,555.90x = 58,672.25 × 34,870.60
  4. Step 4: Simplify right side
    42,555.90x = 2,045,936,560.85
  5. Step 5: Solve for x
    x = 2,045,936,560.85/42,555.90
  6. Step 6: Final answer
    x = 48,076.45

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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.