Home / 170,980.48-236,018.91-153,043.84

Finding the Fourth Proportional to 170,980.48, 236,018.91 and 153,043.84

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Solution

The fourth proportional to 170,980.48, 236,018.91 and 153,043.84 is: 211,259.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,980.48 : 236,018.91 = 153,043.84 : x
  2. Step 2: Convert to fraction form
    170,980.48/236,018.91 = 153,043.84/x
  3. Step 3: Cross multiply
    170,980.48x = 236,018.91 × 153,043.84
  4. Step 4: Simplify right side
    170,980.48x = 36,121,240,299.01
  5. Step 5: Solve for x
    x = 36,121,240,299.01/170,980.48
  6. Step 6: Final answer
    x = 211,259.44

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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.