Home / 211,623.60-292,051.20-116,129.52

Finding the Fourth Proportional to 211,623.60, 292,051.20 and 116,129.52

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Solution

The fourth proportional to 211,623.60, 292,051.20 and 116,129.52 is: 160,264.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,623.60 : 292,051.20 = 116,129.52 : x
  2. Step 2: Convert to fraction form
    211,623.60/292,051.20 = 116,129.52/x
  3. Step 3: Cross multiply
    211,623.60x = 292,051.20 × 116,129.52
  4. Step 4: Simplify right side
    211,623.60x = 33,915,765,671.42
  5. Step 5: Solve for x
    x = 33,915,765,671.42/211,623.60
  6. Step 6: Final answer
    x = 160,264.57

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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.