Home / 234,037.90-322,971.60-126,607.91

Finding the Fourth Proportional to 234,037.90, 322,971.60 and 126,607.91

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Solution

The fourth proportional to 234,037.90, 322,971.60 and 126,607.91 is: 174,718.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,037.90 : 322,971.60 = 126,607.91 : x
  2. Step 2: Convert to fraction form
    234,037.90/322,971.60 = 126,607.91/x
  3. Step 3: Cross multiply
    234,037.90x = 322,971.60 × 126,607.91
  4. Step 4: Simplify right side
    234,037.90x = 40,890,759,265.36
  5. Step 5: Solve for x
    x = 40,890,759,265.36/234,037.90
  6. Step 6: Final answer
    x = 174,718.54

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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.