Home / 55,506.08-83,300.16-40,753.28

Finding the Fourth Proportional to 55,506.08, 83,300.16 and 40,753.28

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Solution

The fourth proportional to 55,506.08, 83,300.16 and 40,753.28 is: 61,160.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,506.08 : 83,300.16 = 40,753.28 : x
  2. Step 2: Convert to fraction form
    55,506.08/83,300.16 = 40,753.28/x
  3. Step 3: Cross multiply
    55,506.08x = 83,300.16 × 40,753.28
  4. Step 4: Simplify right side
    55,506.08x = 3,394,754,744.52
  5. Step 5: Solve for x
    x = 3,394,754,744.52/55,506.08
  6. Step 6: Final answer
    x = 61,160.05

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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.