Home / 212,179.94-292,802.48-116,686.64

Finding the Fourth Proportional to 212,179.94, 292,802.48 and 116,686.64

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Solution

The fourth proportional to 212,179.94, 292,802.48 and 116,686.64 is: 161,024.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,179.94 : 292,802.48 = 116,686.64 : x
  2. Step 2: Convert to fraction form
    212,179.94/292,802.48 = 116,686.64/x
  3. Step 3: Cross multiply
    212,179.94x = 292,802.48 × 116,686.64
  4. Step 4: Simplify right side
    212,179.94x = 34,166,135,527.42
  5. Step 5: Solve for x
    x = 34,166,135,527.42/212,179.94
  6. Step 6: Final answer
    x = 161,024.35

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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.