Home / 63,153.09-87,150.60-34,858.17

Finding the Fourth Proportional to 63,153.09, 87,150.60 and 34,858.17

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Solution

The fourth proportional to 63,153.09, 87,150.60 and 34,858.17 is: 48,103.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,153.09 : 87,150.60 = 34,858.17 : x
  2. Step 2: Convert to fraction form
    63,153.09/87,150.60 = 34,858.17/x
  3. Step 3: Cross multiply
    63,153.09x = 87,150.60 × 34,858.17
  4. Step 4: Simplify right side
    63,153.09x = 3,037,910,430.40
  5. Step 5: Solve for x
    x = 3,037,910,430.40/63,153.09
  6. Step 6: Final answer
    x = 48,103.91

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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.