Home / 39,899.60-59,849.40-32,123.60

Finding the Fourth Proportional to 39,899.60, 59,849.40 and 32,123.60

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Solution

The fourth proportional to 39,899.60, 59,849.40 and 32,123.60 is: 48,185.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,899.60 : 59,849.40 = 32,123.60 : x
  2. Step 2: Convert to fraction form
    39,899.60/59,849.40 = 32,123.60/x
  3. Step 3: Cross multiply
    39,899.60x = 59,849.40 × 32,123.60
  4. Step 4: Simplify right side
    39,899.60x = 1,922,578,185.84
  5. Step 5: Solve for x
    x = 1,922,578,185.84/39,899.60
  6. Step 6: Final answer
    x = 48,185.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.