Home / 172,649.04-258,597.60-83,714.24

Finding the Fourth Proportional to 172,649.04, 258,597.60 and 83,714.24

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Solution

The fourth proportional to 172,649.04, 258,597.60 and 83,714.24 is: 125,389.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,649.04 : 258,597.60 = 83,714.24 : x
  2. Step 2: Convert to fraction form
    172,649.04/258,597.60 = 83,714.24/x
  3. Step 3: Cross multiply
    172,649.04x = 258,597.60 × 83,714.24
  4. Step 4: Simplify right side
    172,649.04x = 21,648,301,549.82
  5. Step 5: Solve for x
    x = 21,648,301,549.82/172,649.04
  6. Step 6: Final answer
    x = 125,389.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.