Home / 168,875.28-233,009.73-100,878.96

Finding the Fourth Proportional to 168,875.28, 233,009.73 and 100,878.96

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Solution

The fourth proportional to 168,875.28, 233,009.73 and 100,878.96 is: 139,190.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,875.28 : 233,009.73 = 100,878.96 : x
  2. Step 2: Convert to fraction form
    168,875.28/233,009.73 = 100,878.96/x
  3. Step 3: Cross multiply
    168,875.28x = 233,009.73 × 100,878.96
  4. Step 4: Simplify right side
    168,875.28x = 23,505,779,232.28
  5. Step 5: Solve for x
    x = 23,505,779,232.28/168,875.28
  6. Step 6: Final answer
    x = 139,190.17

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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.