Home / 30,875.06-42,607.50-16,727.94

Finding the Fourth Proportional to 30,875.06, 42,607.50 and 16,727.94

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Solution

The fourth proportional to 30,875.06, 42,607.50 and 16,727.94 is: 23,084.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,875.06 : 42,607.50 = 16,727.94 : x
  2. Step 2: Convert to fraction form
    30,875.06/42,607.50 = 16,727.94/x
  3. Step 3: Cross multiply
    30,875.06x = 42,607.50 × 16,727.94
  4. Step 4: Simplify right side
    30,875.06x = 712,735,703.55
  5. Step 5: Solve for x
    x = 712,735,703.55/30,875.06
  6. Step 6: Final answer
    x = 23,084.51

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.