Home / 211,778.83-292,254.79-116,285.53

Finding the Fourth Proportional to 211,778.83, 292,254.79 and 116,285.53

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Solution

The fourth proportional to 211,778.83, 292,254.79 and 116,285.53 is: 160,474.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,778.83 : 292,254.79 = 116,285.53 : x
  2. Step 2: Convert to fraction form
    211,778.83/292,254.79 = 116,285.53/x
  3. Step 3: Cross multiply
    211,778.83x = 292,254.79 × 116,285.53
  4. Step 4: Simplify right side
    211,778.83x = 33,985,003,150.19
  5. Step 5: Solve for x
    x = 33,985,003,150.19/211,778.83
  6. Step 6: Final answer
    x = 160,474.03

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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.