Home / 46,522.55-69,755.73-20,872.20

Finding the Fourth Proportional to 46,522.55, 69,755.73 and 20,872.20

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Solution

The fourth proportional to 46,522.55, 69,755.73 and 20,872.20 is: 31,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,522.55 : 69,755.73 = 20,872.20 : x
  2. Step 2: Convert to fraction form
    46,522.55/69,755.73 = 20,872.20/x
  3. Step 3: Cross multiply
    46,522.55x = 69,755.73 × 20,872.20
  4. Step 4: Simplify right side
    46,522.55x = 1,455,955,547.71
  5. Step 5: Solve for x
    x = 1,455,955,547.71/46,522.55
  6. Step 6: Final answer
    x = 31,295.70

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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.