Home / 153,562.07-211,906.33-84,648.51

Finding the Fourth Proportional to 153,562.07, 211,906.33 and 84,648.51

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Solution

The fourth proportional to 153,562.07, 211,906.33 and 84,648.51 is: 116,809.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,562.07 : 211,906.33 = 84,648.51 : x
  2. Step 2: Convert to fraction form
    153,562.07/211,906.33 = 84,648.51/x
  3. Step 3: Cross multiply
    153,562.07x = 211,906.33 × 84,648.51
  4. Step 4: Simplify right side
    153,562.07x = 17,937,555,094.07
  5. Step 5: Solve for x
    x = 17,937,555,094.07/153,562.07
  6. Step 6: Final answer
    x = 116,809.80

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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.