Home / 49,531.66-74,296.71-19,948.72

Finding the Fourth Proportional to 49,531.66, 74,296.71 and 19,948.72

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Solution

The fourth proportional to 49,531.66, 74,296.71 and 19,948.72 is: 29,922.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,531.66 : 74,296.71 = 19,948.72 : x
  2. Step 2: Convert to fraction form
    49,531.66/74,296.71 = 19,948.72/x
  3. Step 3: Cross multiply
    49,531.66x = 74,296.71 × 19,948.72
  4. Step 4: Simplify right side
    49,531.66x = 1,482,124,264.71
  5. Step 5: Solve for x
    x = 1,482,124,264.71/49,531.66
  6. Step 6: Final answer
    x = 29,922.77

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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.