Home / 212,094.40-292,687.13-115,295.04

Finding the Fourth Proportional to 212,094.40, 292,687.13 and 115,295.04

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Solution

The fourth proportional to 212,094.40, 292,687.13 and 115,295.04 is: 159,105.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,094.40 : 292,687.13 = 115,295.04 : x
  2. Step 2: Convert to fraction form
    212,094.40/292,687.13 = 115,295.04/x
  3. Step 3: Cross multiply
    212,094.40x = 292,687.13 × 115,295.04
  4. Step 4: Simplify right side
    212,094.40x = 33,745,374,360.84
  5. Step 5: Solve for x
    x = 33,745,374,360.84/212,094.40
  6. Step 6: Final answer
    x = 159,105.45

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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.