Home / 55,981.12-83,969.68-24,391.12

Finding the Fourth Proportional to 55,981.12, 83,969.68 and 24,391.12

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Solution

The fourth proportional to 55,981.12, 83,969.68 and 24,391.12 is: 36,585.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,981.12 : 83,969.68 = 24,391.12 : x
  2. Step 2: Convert to fraction form
    55,981.12/83,969.68 = 24,391.12/x
  3. Step 3: Cross multiply
    55,981.12x = 83,969.68 × 24,391.12
  4. Step 4: Simplify right side
    55,981.12x = 2,048,114,541.24
  5. Step 5: Solve for x
    x = 2,048,114,541.24/55,981.12
  6. Step 6: Final answer
    x = 36,585.81

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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.