Home / 153,218.62-211,448.52-127,682.24

Finding the Fourth Proportional to 153,218.62, 211,448.52 and 127,682.24

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Solution

The fourth proportional to 153,218.62, 211,448.52 and 127,682.24 is: 176,207.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,218.62 : 211,448.52 = 127,682.24 : x
  2. Step 2: Convert to fraction form
    153,218.62/211,448.52 = 127,682.24/x
  3. Step 3: Cross multiply
    153,218.62x = 211,448.52 × 127,682.24
  4. Step 4: Simplify right side
    153,218.62x = 26,998,219,621.04
  5. Step 5: Solve for x
    x = 26,998,219,621.04/153,218.62
  6. Step 6: Final answer
    x = 176,207.18

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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.