Home / 343,020.64-514,585.50-106,314.34

Finding the Fourth Proportional to 343,020.64, 514,585.50 and 106,314.34

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Solution

The fourth proportional to 343,020.64, 514,585.50 and 106,314.34 is: 159,488.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,020.64 : 514,585.50 = 106,314.34 : x
  2. Step 2: Convert to fraction form
    343,020.64/514,585.50 = 106,314.34/x
  3. Step 3: Cross multiply
    343,020.64x = 514,585.50 × 106,314.34
  4. Step 4: Simplify right side
    343,020.64x = 54,707,817,806.07
  5. Step 5: Solve for x
    x = 54,707,817,806.07/343,020.64
  6. Step 6: Final answer
    x = 159,488.41

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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.