Home / 212,087.81-292,686.77-116,596.91

Finding the Fourth Proportional to 212,087.81, 292,686.77 and 116,596.91

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Solution

The fourth proportional to 212,087.81, 292,686.77 and 116,596.91 is: 160,906.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,087.81 : 292,686.77 = 116,596.91 : x
  2. Step 2: Convert to fraction form
    212,087.81/292,686.77 = 116,596.91/x
  3. Step 3: Cross multiply
    212,087.81x = 292,686.77 × 116,596.91
  4. Step 4: Simplify right side
    212,087.81x = 34,126,372,979.88
  5. Step 5: Solve for x
    x = 34,126,372,979.88/212,087.81
  6. Step 6: Final answer
    x = 160,906.81

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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.