Home / 127,027.54-175,298.00-70,438.91

Finding the Fourth Proportional to 127,027.54, 175,298.00 and 70,438.91

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Solution

The fourth proportional to 127,027.54, 175,298.00 and 70,438.91 is: 97,205.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,027.54 : 175,298.00 = 70,438.91 : x
  2. Step 2: Convert to fraction form
    127,027.54/175,298.00 = 70,438.91/x
  3. Step 3: Cross multiply
    127,027.54x = 175,298.00 × 70,438.91
  4. Step 4: Simplify right side
    127,027.54x = 12,347,800,766.36
  5. Step 5: Solve for x
    x = 12,347,800,766.36/127,027.54
  6. Step 6: Final answer
    x = 97,205.70

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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.