Home / 153,427.99-211,755.86-96,089.04

Finding the Fourth Proportional to 153,427.99, 211,755.86 and 96,089.04

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Solution

The fourth proportional to 153,427.99, 211,755.86 and 96,089.04 is: 132,618.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,427.99 : 211,755.86 = 96,089.04 : x
  2. Step 2: Convert to fraction form
    153,427.99/211,755.86 = 96,089.04/x
  3. Step 3: Cross multiply
    153,427.99x = 211,755.86 × 96,089.04
  4. Step 4: Simplify right side
    153,427.99x = 20,347,417,301.77
  5. Step 5: Solve for x
    x = 20,347,417,301.77/153,427.99
  6. Step 6: Final answer
    x = 132,618.68

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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.