Home / 212,068.43-292,655.38-116,581.28

Finding the Fourth Proportional to 212,068.43, 292,655.38 and 116,581.28

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Solution

The fourth proportional to 212,068.43, 292,655.38 and 116,581.28 is: 160,882.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,068.43 : 292,655.38 = 116,581.28 : x
  2. Step 2: Convert to fraction form
    212,068.43/292,655.38 = 116,581.28/x
  3. Step 3: Cross multiply
    212,068.43x = 292,655.38 × 116,581.28
  4. Step 4: Simplify right side
    212,068.43x = 34,118,137,263.15
  5. Step 5: Solve for x
    x = 34,118,137,263.15/212,068.43
  6. Step 6: Final answer
    x = 160,882.68

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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.