Home / 42,739.45-58,977.35-23,618.99

Finding the Fourth Proportional to 42,739.45, 58,977.35 and 23,618.99

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Solution

The fourth proportional to 42,739.45, 58,977.35 and 23,618.99 is: 32,592.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,739.45 : 58,977.35 = 23,618.99 : x
  2. Step 2: Convert to fraction form
    42,739.45/58,977.35 = 23,618.99/x
  3. Step 3: Cross multiply
    42,739.45x = 58,977.35 × 23,618.99
  4. Step 4: Simplify right side
    42,739.45x = 1,392,985,557.80
  5. Step 5: Solve for x
    x = 1,392,985,557.80/42,739.45
  6. Step 6: Final answer
    x = 32,592.50

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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.