Home / 42,739.74-58,980.51-23,620.80

Finding the Fourth Proportional to 42,739.74, 58,980.51 and 23,620.80

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Solution

The fourth proportional to 42,739.74, 58,980.51 and 23,620.80 is: 32,596.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,739.74 : 58,980.51 = 23,620.80 : x
  2. Step 2: Convert to fraction form
    42,739.74/58,980.51 = 23,620.80/x
  3. Step 3: Cross multiply
    42,739.74x = 58,980.51 × 23,620.80
  4. Step 4: Simplify right side
    42,739.74x = 1,393,166,830.61
  5. Step 5: Solve for x
    x = 1,393,166,830.61/42,739.74
  6. Step 6: Final answer
    x = 32,596.52

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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.