Home / 212,081.72-292,668.90-116,587.52

Finding the Fourth Proportional to 212,081.72, 292,668.90 and 116,587.52

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Solution

The fourth proportional to 212,081.72, 292,668.90 and 116,587.52 is: 160,888.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,081.72 : 292,668.90 = 116,587.52 : x
  2. Step 2: Convert to fraction form
    212,081.72/292,668.90 = 116,587.52/x
  3. Step 3: Cross multiply
    212,081.72x = 292,668.90 × 116,587.52
  4. Step 4: Simplify right side
    212,081.72x = 34,121,541,232.13
  5. Step 5: Solve for x
    x = 34,121,541,232.13/212,081.72
  6. Step 6: Final answer
    x = 160,888.65

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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.