Home / 212,215.55-292,862.99-116,724.75

Finding the Fourth Proportional to 212,215.55, 292,862.99 and 116,724.75

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Solution

The fourth proportional to 212,215.55, 292,862.99 and 116,724.75 is: 161,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,215.55 : 292,862.99 = 116,724.75 : x
  2. Step 2: Convert to fraction form
    212,215.55/292,862.99 = 116,724.75/x
  3. Step 3: Cross multiply
    212,215.55x = 292,862.99 × 116,724.75
  4. Step 4: Simplify right side
    212,215.55x = 34,184,358,485.58
  5. Step 5: Solve for x
    x = 34,184,358,485.58/212,215.55
  6. Step 6: Final answer
    x = 161,083.20

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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.