Home / 39,377.08-59,083.04-20,652.63

Finding the Fourth Proportional to 39,377.08, 59,083.04 and 20,652.63

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Solution

The fourth proportional to 39,377.08, 59,083.04 and 20,652.63 is: 30,988.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,377.08 : 59,083.04 = 20,652.63 : x
  2. Step 2: Convert to fraction form
    39,377.08/59,083.04 = 20,652.63/x
  3. Step 3: Cross multiply
    39,377.08x = 59,083.04 × 20,652.63
  4. Step 4: Simplify right side
    39,377.08x = 1,220,220,164.40
  5. Step 5: Solve for x
    x = 1,220,220,164.40/39,377.08
  6. Step 6: Final answer
    x = 30,988.08

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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.