Home / 212,071.16-292,664.94-116,581.88

Finding the Fourth Proportional to 212,071.16, 292,664.94 and 116,581.88

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Solution

The fourth proportional to 212,071.16, 292,664.94 and 116,581.88 is: 160,886.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,071.16 : 292,664.94 = 116,581.88 : x
  2. Step 2: Convert to fraction form
    212,071.16/292,664.94 = 116,581.88/x
  3. Step 3: Cross multiply
    212,071.16x = 292,664.94 × 116,581.88
  4. Step 4: Simplify right side
    212,071.16x = 34,119,428,915.29
  5. Step 5: Solve for x
    x = 34,119,428,915.29/212,071.16
  6. Step 6: Final answer
    x = 160,886.70

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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.