Home / 211,933.12-292,452.96-116,443.84

Finding the Fourth Proportional to 211,933.12, 292,452.96 and 116,443.84

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Solution

The fourth proportional to 211,933.12, 292,452.96 and 116,443.84 is: 160,684.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,933.12 : 292,452.96 = 116,443.84 : x
  2. Step 2: Convert to fraction form
    211,933.12/292,452.96 = 116,443.84/x
  3. Step 3: Cross multiply
    211,933.12x = 292,452.96 × 116,443.84
  4. Step 4: Simplify right side
    211,933.12x = 34,054,345,681.77
  5. Step 5: Solve for x
    x = 34,054,345,681.77/211,933.12
  6. Step 6: Final answer
    x = 160,684.40

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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.