Home / 54,411.59-81,520.91-46,433.16

Finding the Fourth Proportional to 54,411.59, 81,520.91 and 46,433.16

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Solution

The fourth proportional to 54,411.59, 81,520.91 and 46,433.16 is: 69,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,411.59 : 81,520.91 = 46,433.16 : x
  2. Step 2: Convert to fraction form
    54,411.59/81,520.91 = 46,433.16/x
  3. Step 3: Cross multiply
    54,411.59x = 81,520.91 × 46,433.16
  4. Step 4: Simplify right side
    54,411.59x = 3,785,273,225.21
  5. Step 5: Solve for x
    x = 3,785,273,225.21/54,411.59
  6. Step 6: Final answer
    x = 69,567.40

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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.