Home / 154,252.70-212,884.43-93,827.51

Finding the Fourth Proportional to 154,252.70, 212,884.43 and 93,827.51

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Solution

The fourth proportional to 154,252.70, 212,884.43 and 93,827.51 is: 129,491.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,252.70 : 212,884.43 = 93,827.51 : x
  2. Step 2: Convert to fraction form
    154,252.70/212,884.43 = 93,827.51/x
  3. Step 3: Cross multiply
    154,252.70x = 212,884.43 × 93,827.51
  4. Step 4: Simplify right side
    154,252.70x = 19,974,414,451.11
  5. Step 5: Solve for x
    x = 19,974,414,451.11/154,252.70
  6. Step 6: Final answer
    x = 129,491.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.