Home / 211,628.65-292,055.94-116,138.74

Finding the Fourth Proportional to 211,628.65, 292,055.94 and 116,138.74

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Solution

The fourth proportional to 211,628.65, 292,055.94 and 116,138.74 is: 160,276.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,628.65 : 292,055.94 = 116,138.74 : x
  2. Step 2: Convert to fraction form
    211,628.65/292,055.94 = 116,138.74/x
  3. Step 3: Cross multiply
    211,628.65x = 292,055.94 × 116,138.74
  4. Step 4: Simplify right side
    211,628.65x = 33,919,008,881.12
  5. Step 5: Solve for x
    x = 33,919,008,881.12/211,628.65
  6. Step 6: Final answer
    x = 160,276.07

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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.