Home / 117,324.35-161,895.46-72,004.24

Finding the Fourth Proportional to 117,324.35, 161,895.46 and 72,004.24

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Solution

The fourth proportional to 117,324.35, 161,895.46 and 72,004.24 is: 99,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,324.35 : 161,895.46 = 72,004.24 : x
  2. Step 2: Convert to fraction form
    117,324.35/161,895.46 = 72,004.24/x
  3. Step 3: Cross multiply
    117,324.35x = 161,895.46 × 72,004.24
  4. Step 4: Simplify right side
    117,324.35x = 11,657,159,714.12
  5. Step 5: Solve for x
    x = 11,657,159,714.12/117,324.35
  6. Step 6: Final answer
    x = 99,358.40

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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.