Home / 212,180.28-292,809.66-116,693.04

Finding the Fourth Proportional to 212,180.28, 292,809.66 and 116,693.04

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Solution

The fourth proportional to 212,180.28, 292,809.66 and 116,693.04 is: 161,036.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,180.28 : 292,809.66 = 116,693.04 : x
  2. Step 2: Convert to fraction form
    212,180.28/292,809.66 = 116,693.04/x
  3. Step 3: Cross multiply
    212,180.28x = 292,809.66 × 116,693.04
  4. Step 4: Simplify right side
    212,180.28x = 34,168,849,366.77
  5. Step 5: Solve for x
    x = 34,168,849,366.77/212,180.28
  6. Step 6: Final answer
    x = 161,036.88

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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.