Home / 212,557.43-293,342.51-117,064.10

Finding the Fourth Proportional to 212,557.43, 293,342.51 and 117,064.10

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Solution

The fourth proportional to 212,557.43, 293,342.51 and 117,064.10 is: 161,555.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,557.43 : 293,342.51 = 117,064.10 : x
  2. Step 2: Convert to fraction form
    212,557.43/293,342.51 = 117,064.10/x
  3. Step 3: Cross multiply
    212,557.43x = 293,342.51 × 117,064.10
  4. Step 4: Simplify right side
    212,557.43x = 34,339,877,950.91
  5. Step 5: Solve for x
    x = 34,339,877,950.91/212,557.43
  6. Step 6: Final answer
    x = 161,555.76

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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.